Prosecution Insights
Last updated: October 01, 2026

Halliburton Energy Services Inc.

Technology areas: Semiconductors, Circuits & Optics • Transportation, E-Commerce & Mechanical Systems

172 pending office actions • 46 art units • 125 examiners • 0 of 172 (0%) have an AI response strategy ready • 521 patents granted in the last 365 days

Analysis

Halliburton Energy Services Inc. currently manages 173 pending office actions in the Transportation, E-Commerce & Mechanical Systems technology area. This portfolio is spread across 46 distinct art units, reflecting a broad range of technical applications within their industry. The involvement of 126 distinct examiners indicates that the company must navigate a wide variety of examination styles, as the workload is distributed among many different individuals at the USPTO.

ANDREWS, DAVID L is the busiest examiner for this company, with 6 pending office actions currently assigned to them. While this is the highest number of actions for any single examiner, it represents only a small portion of the 173 total pending actions. This suggests that while ANDREWS, DAVID L is a frequent point of contact, the overall portfolio is not heavily dependent on any one examiner's decisions, given that 126 distinct examiners are active.

The distribution of 173 pending office actions across 46 distinct art units highlights the complexity of managing intellectual property in the Transportation, E-Commerce & Mechanical Systems sector. With 126 distinct examiners involved, the company faces a diverse set of perspectives and requirements. Practitioners must account for this diversity when developing strategies for these actions, as the 46 art units likely have different internal cultures and examination priorities.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Portfolio Summary

172
Total Pending OAs
96
Non-Final OAs
62
Final Rejections
14
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 51 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

21
Overdue
2
Due this week
15
Due this month
7
Due in next 60 days
6
Due later

Deadline Fire Line

Every pending office action with a known statutory deadline, placed on a days-until-due axis. Dots left of Today are overdue; the further right, the more runway. Cases that share a deadline window stack vertically. 51 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (21)Due ≤ 7 days (2)Due ≤ 30 days (15)Due ≤ 60 days (7)Due later (6)

Case Difficulty Mix

Difficulty is derived from the rejection statutes on the most recent pending office action. §101-driven and multi-statute cases are graded Hard; §112-only and obviousness-type double-patenting cases are graded Easy; everything else is Medium. "Unknown" means we have not yet parsed a statute for that office action.

102
Hard (59%)
64
Medium (37%)
6
Easy (3%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 only11 (6%)
§101 + other34 (20%)
§103 only49 (28%)
§102 only10 (6%)
§112 only5 (3%)
Double-patenting only1 (1%)
Double-patenting + other5 (3%)
Multi-statute (no §101)57 (33%)

Industry Mix

How the docket's pending cases split across USPTO tech-center bands.

10
Life Sciences
6% of docket
24
Information Tech
14% of docket
4
Communications
2% of docket
35
Semiconductors
20% of docket
76
Mechanical / Eng
44% of docket
23
Business / Other
13% of docket

Time-on-OA Estimate

Manual office-action response work runs about 10 hours per case. The time-saved bands below show what IP Author's prosecution pipeline typically delivers — a conservative 20% on the low end, 35% in the middle, 50% on the high end.

1,720 h
Manual time on pending OAs
344 h
Time saved (low, 20%)
602 h
Time saved (mid, 35%)
15.1 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
ANDREWS, DAVID L 6 71.6% +16.2%
CARROLL, DAVID P. 5 80.2% +14.1%
MACDONALD, STEVEN A 5 80.2% +13.1%
HALL, KRISTYN A 5 82.0% -6.0%
PATEL, NEEL G 5 61.9% +35.2%
BOMAR, THOMAS S 4 83.0% +0.1%
CULLER, JILL E 3 57.2% +13.9%
MANG, LAL C 3 76.0% +17.2%
GAY, JENNIFER HAWKINS 2 85.1% +8.6%
NORRIS, URSULA LEE 2 81.7% +6.5%

Quick Wins (14)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 8 ordered by deadline are shown.

App #TitleExaminerDue in
18233767 Duty Cycle Estimation From Bending Moment Magnitude NORRIS, URSULA LEE 27d
19423108 DOWNHOLE DEVICE EMPLOYING AN ELECTROMAGNET ASSEMBLY HAVING A WIDTH (WEM) THAT IS NO MORE THAN 200% OF A STROKE DISTANCE (D) AND FERROMAGNET ASSEMBLY TO ACTUATE A MOVABLE FEATURE BOMAR, THOMAS S —
19422983 DOWNHOLE DEVICE EMPLOYING AN ELECTROMAGNET ASSEMBLY AND FERROMAGNET ASSEMBLY TO ACTUATE A MOVABLE FEATURE BOMAR, THOMAS S —
19423141 DOWNHOLE DEVICE EMPLOYING (N) ELECTROMAGNET ASSEMBLIES AND (M) FERROMAGNET ASSEMBLIES TO ACTUATE A MOVABLE FEATURE, WHEREIN (N) IS GREATER THAN (M) CARROLL, DAVID P. —
19400023 WHIPSTOCK FOR USE WITH A MILL BIT INCLUDING VARYING MATERIAL REMOVAL RATES GAY, JENNIFER HAWKINS —
19393440 EXTENSIBLE TRANSITION JOINT FOR CONTROL LINE PROTECTION BOMAR, THOMAS S —
19379604 FLOW CONTROL VALVE EMPLOYING AT LEAST A 1.5 KSI PRESSURE DIFFERENTIAL MACDONALD, STEVEN A —
19379641 FLOW CONTROL VALVE EMPLOYING FIRST AND SECOND SEPARATELY OPERABLE ACTUATORS CARROLL, DAVID P. —

Hard Cases (102)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 8 ordered by deadline are shown.

App #TitleExaminerDue in
17471345 Core Data Augmentation Methods For Developing Data Driven Based Petrophysical Interpretation Models JONES, CHARLES JEFFREY 150d overdue
17894704 SYSTEM AND METHOD OF DRILLING A WELLBORE USING WELLBORE AND SURFACE GRAVITY SENSING HAO, YI 128d overdue
17297335 HYDRAULIC FRACTURING JOB PLAN REAL-TIME REVISIONS UTILIZING DETECTED RESPONSE FEATURE DATA WECHSELBERGER, ALFRED H. 103d overdue
17958178 Autonomous Uncertainty-Aware Engine For Pressure Gradient Identification Using A Discrete Optimization Framework CHAVEZ, ANTHONY RAY 77d overdue
18492915 LONG-TERM TREND ANALYSIS FOR EQUIPMENT FOR WELL SYSTEMS WORKU, KIDEST 53d overdue
18596277 ISOLATION SYSTEM FOR EQUIPMENT MAINTENANCE DURING WELL TREATMENT OPERATIONS LETTMAN, BRYAN MATTHEW 43d overdue
18232023 ANISOTROPY MEASUREMENTS BY FORMATION TESTER TRACER MEASUREMENTS ISLAM, MOHAMMAD K 36d overdue
17944818 DESIGNING SMART ENVIRONMENTAL EFFICIENCY FLUIDS COCCHI, MICHAEL EDWARD 36d overdue

Interview Candidates (27)

Cases in front of an examiner whose interview lift is 10 percentage points or more — i.e. interviewed cases historically resolve more favorably than non-interviewed ones. The top 8 ordered by deadline are shown.

App #TitleExaminerDue in
19286667 INTERNAL SLIP INCLUDING ONE OR MORE SYMMETRICAL TEETH ANDREWS, DAVID L 35d overdue
19187364 DOWNHOLE TOOL, WELL SYSTEM, AND METHOD EMPLOYING A SENSOR POSITIONED PROXIMATE A SPINNING FEATURE OF A DOWNHOLE DEVICE, THE SENSOR CONFIGURED TO SENSE FOR A CHANGE IN NOISE EMANATING FROM THE SPINNING FEATURE MACDONALD, STEVEN A 19d overdue
19239373 ELECTRICALLY OPERATED LOW POWER COMPLETION CONTROL SYSTEM ANDREWS, DAVID L 8d overdue
18494395 SEALING ASSEMBLY EMPLOYING A CYLINDRICAL EXTRUSION LIMITER ANDREWS, DAVID L 8d overdue
17392058 Borehole Image Gap Filing Using Deep Learning MANG, LAL C 22d
18365000 CUTTINGS MAGNETIC SUSCEPTIBILITY AND ASSOCIATED DEVICE CULLER, JILL E 28d
18959063 MAGNETICALLY COUPLED SUBSURFACE SAFETY VALVE ANDREWS, DAVID L 71d
19050284 BALL-TYPE FLOW STOPPER INCLUDING A PRESSURE ACTIVATED CANTILEVER FEATURE PATEL, NEEL G 79d

Top Art Units

Art UnitApps
3676 23
3674 21
3672 18
2857 16
2187 6
2853 5
2186 5
2858 3
2834 3
2688 3

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19536486 DEVICES, SYSTEMS, AND METHODS FOR WELLBORE OPERATIONS CARROLL, DAVID P. 3674 §103§112 Non-Final OA — Pending Feb 11, 2026
19423108 DOWNHOLE DEVICE EMPLOYING AN ELECTROMAGNET ASSEMBLY HAVING A WIDTH (WEM) THAT IS NO MORE THAN 200% OF A STROKE DISTANCE (D) AND FERROMAGNET ASSEMBLY TO ACTUATE A MOVABLE FEATURE BOMAR, THOMAS S 3674 §102Other Non-Final OA — Pending Dec 17, 2025
19422983 DOWNHOLE DEVICE EMPLOYING AN ELECTROMAGNET ASSEMBLY AND FERROMAGNET ASSEMBLY TO ACTUATE A MOVABLE FEATURE BOMAR, THOMAS S 3674 §102Other Non-Final OA — Pending Dec 17, 2025
19423141 DOWNHOLE DEVICE EMPLOYING (N) ELECTROMAGNET ASSEMBLIES AND (M) FERROMAGNET ASSEMBLIES TO ACTUATE A MOVABLE FEATURE, WHEREIN (N) IS GREATER THAN (M) CARROLL, DAVID P. 3674 §112Other Non-Final OA — Pending Dec 17, 2025
19407655 EXPANDABLE METAL SLIP RING FOR USE WITH A SEALING ASSEMBLY GAY, JENNIFER HAWKINS 3619 §101§103§112 Non-Final OA — Pending Dec 03, 2025
19402783 MULTIPHYSICS FOR WHITE HYDROGEN PROSPECTING GRAY, GEORGE STERLING 3676 §102§103§112 Non-Final OA — Pending Nov 26, 2025
19400023 WHIPSTOCK FOR USE WITH A MILL BIT INCLUDING VARYING MATERIAL REMOVAL RATES GAY, JENNIFER HAWKINS 3619 §102§103DP Non-Final OA — Pending Nov 25, 2025
19393440 EXTENSIBLE TRANSITION JOINT FOR CONTROL LINE PROTECTION BOMAR, THOMAS S 3674 §102Other Non-Final OA — Pending Nov 18, 2025
19379604 FLOW CONTROL VALVE EMPLOYING AT LEAST A 1.5 KSI PRESSURE DIFFERENTIAL MACDONALD, STEVEN A 3674 §103 Non-Final OA — Pending Nov 04, 2025
19379641 FLOW CONTROL VALVE EMPLOYING FIRST AND SECOND SEPARATELY OPERABLE ACTUATORS CARROLL, DAVID P. 3674 §103DP Non-Final OA — Pending Nov 04, 2025
19379591 FLOW CONTROL VALVE EMPLOYING AN ELECTRIC ACTUATOR AND METAL-TO-METAL SEAL MACDONALD, STEVEN A 3674 §103 Non-Final OA — Pending Nov 04, 2025
19379632 FLOW CONTROL VALVE EMPLOYING AN ELECTRIC ACTUATOR AND A RESISTIVITY BASED POSITION SENSOR CARROLL, DAVID P. 3674 §103§112Other Non-Final OA — Pending Nov 04, 2025
19371271 FLUID FLOW CONTROL SYSTEM EMPLOYING A FLUIDIC DIODE FOR CONTROL PRESSURE CARROLL, DAVID P. 3674 §101§102§112Other Non-Final OA — Pending Oct 28, 2025
19358048 OFFSET WELL ANALYSIS FOR DERIVING NEXT WELL DRILLING PARAMETERS NORRIS, URSULA LEE 3676 §103§112 Non-Final OA — Pending Oct 14, 2025
19347217 MODULAR POLYMER COMPOSITE LIFT TUBE IN A WELLBORE BOMAR, THOMAS S 3674 §103 Non-Final OA — Pending Oct 01, 2025
19317582 A DOWNHOLE TOOL EMPLOYING A PRESSURE INTENSIFIER ANDREWS, DAVID L 3672 §102§112DPOther Non-Final OA — Pending Sep 03, 2025
19306927 OPEN HOLE GRAVEL PACK SYSTEM FOR MANAGED PRESSURE DRILLING (MPD) APPLICATIONS STEPHENSON, DANIEL P 3676 §103 Final Rejection — Pending Aug 21, 2025
19286911 WELLBORE EXCLUSION FLUID METHOD AND APPARATUS FOR DOWNHOLE LOGGING CULLER, JILL E 2853 §102 Non-Final OA — Pending Jul 31, 2025
19286667 INTERNAL SLIP INCLUDING ONE OR MORE SYMMETRICAL TEETH ANDREWS, DAVID L 3672 §102§103§112 Final Rejection 35d overdue Pending Jul 31, 2025
19240304 ACTUATOR WITH MOVABLE CYLINDER FOR ROTARY STEERABLE SYSTEM WALLACE, KIPP CHARLES 3674 §102§103 Final Rejection — Pending Jun 17, 2025
19239373 ELECTRICALLY OPERATED LOW POWER COMPLETION CONTROL SYSTEM ANDREWS, DAVID L 3672 §112DP Non-Final OA 8d overdue Pending Jun 16, 2025
19233124 HEATERS TO ACCELERATE SETTING OF EXPANDABLE METAL YAO, THEODORE N 3676 §103§112 Final Rejection — Pending Jun 10, 2025
19215695 DOWNHOLE TOOL INCLUDING RELATED LUG SLOTS AND LUGS FOR COUPLING A MILLING TOOL AND WHIPSTOCK ASSEMBLY THOMPSON, KENNETH L 3676 §102 Final Rejection 25d overdue Pending May 22, 2025
19210820 TWO-PART DRILLING AND RUNNING TOOL INCLUDING A ONE WAY MECHANISM THOMPSON, KENNETH L 3676 §102 Final Rejection 25d overdue Pending May 16, 2025
19210231 DOWNHOLE TOOL WITH CRACK COMPLIANT SEAL AND MECHANICAL STRENGTHENING FEATURE AT A JOINT THEREOF MACDONALD, STEVEN A 3674 §103 Final Rejection — Pending May 16, 2025
19210156 DOWNHOLE TOOL WITH CRACK COMPLIANT SEAL AND HIGH YIELD STRENGTH WELD POSITIONED AT A JOINT THEREOF MACDONALD, STEVEN A 3674 §103 Final Rejection — Pending May 16, 2025
19205002 TWO-PART DRILLING AND RUNNING TOOL HALL, KRISTYN A 3672 §103 Final Rejection — Pending May 12, 2025
19202467 INTERNAL SLIP DESIGN WITH MINIMUM BACKLASH FOR PACKERS SEAL ENHANCEMENT LOIKITH, CATHERINE A 3674 §101§102§103Other Non-Final OA — Pending May 08, 2025
19198323 ESTIMATION OF ROCK ABRASIVENESS AND ROCK STRENGTH USING BIT RESPONSE DATA HALL, KRISTYN A 3672 §101 Non-Final OA — Pending May 05, 2025
19198377 CUTTER FORCES AND WEAR SEVERITY DETERMINATION FOR A DRILL BIT FOR DRILLING A WELLBORE HALL, KRISTYN A 3672 §101§103§112 Non-Final OA 33d Pending May 05, 2025
19191202 TUBING RETRIEVABLE SAFETY VALVE ASSEMBLY WITH SECONDARY FLAPPER AND SEAT HUTCHINS, CATHLEEN R 3672 §101§103Other Non-Final OA — Pending Apr 28, 2025
19191425 WELLBORE SERVICES SYSTEM WITH ANYTIME ACCESS FOR PUMP MAINTENANCE FULLER, ROBERT EDWARD 3676 §103 Final Rejection 9d Pending Apr 28, 2025
19187195 DOWNHOLE TOOL, WELL SYSTEM, AND METHOD EMPLOYING A SENSOR POSITIONED PROXIMATE A FLOW CONTROL DEVICE, THE SENSOR CONFIGURED TO SENSE FOR A CHANGE IN NOISE EMANATING FROM THE FLOW CONTROL DEVICE JELLETT, MATTHEW WILLIAM — §103§112 Non-Final OA — Pending Apr 23, 2025
19187364 DOWNHOLE TOOL, WELL SYSTEM, AND METHOD EMPLOYING A SENSOR POSITIONED PROXIMATE A SPINNING FEATURE OF A DOWNHOLE DEVICE, THE SENSOR CONFIGURED TO SENSE FOR A CHANGE IN NOISE EMANATING FROM THE SPINNING FEATURE MACDONALD, STEVEN A 3674 §102§103 Final Rejection 19d overdue Pending Apr 23, 2025
19187505 DOWNHOLE TOOL, WELL SYSTEM, AND METHOD EMPLOYING A SENSOR POSITIONED PROXIMATE A SIGNAL NOISE SOURCE POWERED BY A DOWNHOLE POWER SOURCE, THE SENSOR CONFIGURED TO SENSE FOR NOISE AND SEND UPHOLE OPERATIONAL DATA EMBEDDED WITHIN THE NOISE AKARAGWE, YANICK A 3672 §103 Final Rejection 28d overdue Pending Apr 23, 2025
19071168 COILED TUBING DEPLOYMENT/RETRIEVAL APPARATUS EMPLOYING MULTIPLE TUBING GUIDES AND A METHOD OF USE THEREOF BUCK, MATTHEW R 3672 §102§103 Non-Final OA — Pending Mar 05, 2025
19063643 MOTION HYPERPARAMETER CORRELATION AND SELECTION FOR NUCLEAR MAGNETIC RESONANCE (NMR) MOTION CORRECTION IN WELL SYSTEMS PATEL, RISHI R 2858 §112 Non-Final OA — Pending Feb 26, 2025
19062310 SAFETY VALVE EMPLOYING A MECHANICAL CONNECTING APPARATUS HAVING ONE OR MORE MAGNETIC TARGETS ANDREWS, DAVID L 3672 §103 Final Rejection — Pending Feb 25, 2025
19050284 BALL-TYPE FLOW STOPPER INCLUDING A PRESSURE ACTIVATED CANTILEVER FEATURE PATEL, NEEL G 3676 §102§112 Non-Final OA 79d Pending Feb 11, 2025
19047821 DIGITALLY RECONFIGURABLE ANALOG COMPUTATIONS FOR SOLVING OPTIMIZATION PROBLEMS NGUYEN, KHAI M — DP Non-Final OA — Pending Feb 07, 2025
19042531 LAYERED TARGET FOR NEUTRON GENERATOR GARNER, LILY CRABTREE 3646 §101§102§112Other Non-Final OA — Pending Jan 31, 2025
19040059 DOWNHOLE TOOL EMPLOYING A WHIPSTOCK ASSEMBLY, PACKER ASSEMBLY AND DOWNHOLE POWER UNIT WLODARSKI, NICHOLAS NMN 3672 §102§103 Non-Final OA — Pending Jan 29, 2025
19039680 EVALUATING SUBSURFACE CONDITIONS BREIER, KRYSTINE E — §102§103 Non-Final OA — Pending Jan 28, 2025
19038472 DOWNHOLE NANO PARTICLE HEAT BLANKET FOR NEUTRON GENERATOR TUBES AND OTHER APPLICATIONS GUTIERREZ, GISSELLE M — §102§103 Non-Final OA — Pending Jan 27, 2025
19033849 MULTIPLE PIPES DEFORMATION DETECTION USING ELECTROMAGNETIC TECHNIQUES MURSHED, OSAMAH 2858 §103§112 Non-Final OA — Pending Jan 22, 2025
19025431 RELATIVE PERMEABILITY MODIFIER FOR SUBTERRANEAN FORMATION LEFF, ANGELA MARIE DITRAN 3674 §102§103§112 Final Rejection — Pending Jan 16, 2025
19013106 SCALE INHIBITOR SQUEEZE TREATMENT SYSTEM AND METHOD OF USING THE SAME SUE-AKO, ANDREW B. 3674 §103 Non-Final OA — Pending Jan 08, 2025
18999132 SELECTIVE RECIPROCATING ELEMENT DISABLEMENT IN A PUMP STANEK, KELSEY L 3741 §112 Non-Final OA — Pending Dec 23, 2024
18978553 SELF-ADJUSTABLE AIR CHAMBER FOR DOWNHOLE SONIC SHIELDING PIHULIC, DANIEL T — §102§103 Non-Final OA — Pending Dec 12, 2024
18963905 NUCLEAR MAGNETIC RESONANCE (NMR) RINGING NOISE MEASUREMENTS IN WELL SYSTEMS HYDER, G.M. ALI 2852 §102 Non-Final OA — Pending Nov 29, 2024
18960076 SOLENOID ACTUATED GEARED LINEAR ACTUATOR WRIGHT, GIOVANNA COLLINS 3672 §102Other Final Rejection — Pending Nov 26, 2024
18958844 Permanent Magnet Rotor for Electrical Submersible Motor and Methods of Construction Thereof Using Retaining Sleeve SECK, AHMED F 2834 §102§103 Non-Final OA — Pending Nov 25, 2024
18959063 MAGNETICALLY COUPLED SUBSURFACE SAFETY VALVE ANDREWS, DAVID L 3672 §103 Non-Final OA 71d Pending Nov 25, 2024
18958468 Permanent Magnet Rotor for Electrical Submersible Motor and Methods of Construction Thereof ELNAKIB, AHMED 2834 §103 Non-Final OA — Pending Nov 25, 2024
18954796 FIBER INCORPORATED THIXOTROPIC CEMENT SLURRY FOR LOST CIRCULATION APPLICATION LEE, CRYSTAL J 1738 §103§112 Final Rejection — Pending Nov 21, 2024
18928656 SYSTEMS AND METHODS FOR AUTOMATED PROBABILISTIC BASED FORECASTS OF COMPONENT DEMAND AND COST INCORPORATING DATA UP-SAMPLING WILDER, ANDREW H 3627 §101 Non-Final OA — Pending Oct 28, 2024
18924380 ELECTRICAL SUBMERSIBLE PUMP CABLE INSPECTION WITH COMPUTER VISION PHAM, NHUT HUY 2674 §103§112 Non-Final OA — Pending Oct 23, 2024
18904627 DOWNHOLE ROTARY SLIP RING JOINT TO ALLOW ROTATION OF ASSEMBLIES WITH THREE OR MORE CONTROL LINES PATEL, NEEL G 3676 §102§103Other Non-Final OA — Pending Oct 02, 2024
18897110 MULTILATERAL LATERAL BORE COMPLETION EMPLOYING AN EXPANDABLE METAL ANCHOR ON THE EXPANSION JOINT BUCK, MATTHEW R 3672 §103 Non-Final OA — Pending Sep 26, 2024
18897241 MULTILATERAL FLUID LOSS DEVICE EMPLOYING DEGRADABLE MATERIAL CRAIG, DANIEL THOMAS 3676 §103§112 Final Rejection — Pending Sep 26, 2024
18892112 WATER CLARIFICATION CHEMICAL CONTROL SYSTEM SHIPMAN, KYLE HARRISON 1771 §102§103 Non-Final OA — Pending Sep 20, 2024
18680733 AUTOMATED INTERPRETATION OF DEPOSITION VOLUMES ALAM, MIRZA F — §101§103 Non-Final OA — Pending May 31, 2024
18674606 System And Method For Down Hole High Concentration Gas Sensing CULLER, JILL E 2853 §103 Non-Final OA — Pending May 24, 2024
18657246 AUTOMATIC FIBER CABLE IDENTIFICATION AND CALIBRATION FOR WELL SYSTEMS CHIEM, DINH D 2874 §102§103§112 Non-Final OA — Pending May 07, 2024
18637731 DOWNHOLE ANOMALY LOCALIZATION AND INTERPRETATION USING ACOUSTIC AND ELECTROMAGNETIC LOGGING ISHIZUKA, YOSHIHISA — §103 Non-Final OA — Pending Apr 17, 2024
18629237 SEALING OF AN ANNULAR SPACE PROXIMATE TO A SAND SCREEN PATEL, NEEL G 3676 §103 Final Rejection — Pending Apr 08, 2024
18619698 AUTOMATED UNIT OF MEASURE VALIDATION SYSTEM FOR WELL SYSTEMS GO, RICKY — §101 Non-Final OA — Pending Mar 28, 2024
18618577 DOWNHOLE TOOL INCLUDING A LOWER COMPLETION COUPLED WITH A REMOTE MONITORING AND CONTROL MODULE BALSECA, FRANKLIN D 2688 §103§112 Non-Final OA 57d Pending Mar 27, 2024
18604796 TRAINING A STIMULATION MODEL USING DATA FROM AT LEAST ONE OF DISTRIBUTED SENSORS AND DISCRETE SENSORS, PERFORMING A STIMULATION PROCESS USING A TRAINED STIMULATION MODEL, AND A COMPUTING SYSTEM FOR TRAINING THE STIMULATION MODEL DESTA, ELIAS — §102 Non-Final OA — Pending Mar 14, 2024
18604920 WELL SYSTEM INCLUDING A LOWER COMPLETION STRING COUPLED TO A SERVICE STRING, THE SERVICE STRING HAVING ONE OR MORE SENSORS POSITIONED THERE ALONG LEMBO, AARON LLOYD 3672 §102§103 Non-Final OA — Pending Mar 14, 2024
18604757 DATA RECORDER, A DOWNHOLE DATA RECORDING SYSTEM, AND A METHOD OF OBTAINING DOWNHOLE DATA FROM A WELLBORE USING THE RECORDING SYSTEM AND RECORDER LIM, STEVEN 2688 §103 Non-Final OA 30d Pending Mar 14, 2024
18604730 WELL SYSTEM INCLUDING A LOWER COMPLETION STRING HAVING A PLURALITY OF SENSORS DISTRIBUTED ALONG AT LEAST A PORTION THEREOF HALL, KRISTYN A 3672 §103 Final Rejection — Pending Mar 14, 2024
18603938 CROSS-CORRELATION FILTER FOR DISTRIBUTED ACOUSTIC SENSING SYSTEM FOR WELLBORE PEREZ BERMUDEZ, YARITZA H — §102§103 Non-Final OA — Pending Mar 13, 2024
18598890 Deep Sonic Image Velocity Scan HOLMES, JANELLE AMBER — §101§103 Non-Final OA — Pending Mar 07, 2024
18596277 ISOLATION SYSTEM FOR EQUIPMENT MAINTENANCE DURING WELL TREATMENT OPERATIONS LETTMAN, BRYAN MATTHEW 3746 §102§103 Non-Final OA 43d overdue Pending Mar 05, 2024
18590734 Generating Hydrogen Via Methane Pyrolysis To Power Oilfield Equipment BAKSHI, PANCHAM — §102§103DP Non-Final OA — Pending Feb 28, 2024
18581248 Handling Carbon Nanoparticles Produced From Methane Pyrolysis MCCRACKEN, DANIEL — §103 Non-Final OA — Pending Feb 19, 2024
18417082 ROTATING PROBE FOR FORMATION TESTING AND SAMPLING WOODWARD, NATHANIEL T 2855 §102§103 Final Rejection 34d Pending Jan 19, 2024
18404420 Use Of Bending Moment On Bit Measurements And Simulations To Determine Health Condition Of Push-The-Bit Rotary Steerable Systems And Assess Directional Drilling Capability QUAIM, LAMIA 3676 §101§112 Final Rejection — Pending Jan 04, 2024
18402879 FLUID SAMPLING TOOL AND SAMPLE CHAMBER FOR CHEMICALLY ACTIVE COMPONENT MEASUREMENT JARRETT, LORE RAMILLANO — §102§112 Non-Final OA — Pending Jan 03, 2024
18402840 FLUID PUMP HOUSING SECTION HAVING ONE OR MORE JOINING FLANGES COLLECTIVELY EXTENDING ALONG A SUBSTANTIAL PERCENTAGE OF A CIRCUMFERENCE THEREOF BRANDT, DAVID NELSON 3783 §103§112 Final Rejection 71d Pending Jan 03, 2024
18398426 LOW-RESISTANCE ENCAPSULATION OF A TUBING ENCAPSULATED CONDUCTOR FOR POWERING EQUIPMENT IN WELLBORE OPERATIONS NGUYEN, CHAU N 2841 §103 Final Rejection 47d Pending Dec 28, 2023
18394361 METHOD OF ENHANCING EFFICIENCY OF GEOMECHANICAL ENERGY STORAGE SYSTEMS NGUYEN, DUSTIN T 3745 §103§112Other Final Rejection 12d Pending Dec 22, 2023
18390710 STORING AND MANUFACTURING HYDROGEN IN HORIZONTALLY DRILLED WELLS TOLEDO-DURAN, EDWIN J 3678 §103 Non-Final OA — Pending Dec 20, 2023
18545271 METHODS TO ESTIMATE A BOUNDARY OF A DOWNHOLE FORMATION DATA AND DOWNHOLE FORMATION BOUNDARY ESTIMATION SYSTEMS SHOHATEE, IBRAHIM NAGI 2857 §101§102§103§112 Non-Final OA — Pending Dec 19, 2023
18533152 CHROMIUM-FREE HALIDES DETERMINATION IN DRILLING FLUIDS BERA, HENA RAKESHKUMAR — §103§112Other Non-Final OA — Pending Dec 07, 2023
18529952 INTELLIGENT ADDITIVE DOSING IN HYDRAULIC FRACTURING HARTMAN JR, RONALD D 2119 §103 Final Rejection — Pending Dec 05, 2023
18526114 BIODEGRADABLE SURFACTANT FLUID LOSS CONTROL ADDITIVE RUNYAN, SILVANA C 3674 §102§103§112 Final Rejection — Pending Dec 01, 2023
18524491 Well Integrity Evaluation Using Pseudo Attributes BENLAGSIR, AMINE 2688 §101§103DP Final Rejection 27d Pending Nov 30, 2023
18523311 ESTIMATION OF PHYSICAL PARAMETERS FROM MEASUREMENTS USING SYMBOLIC REGRESSION NGUYEN, LAM S 2853 §102§112 Non-Final OA — Pending Nov 29, 2023
18516240 PREVENTING POWER BLACKOUT WHILE FRACTURING POUDEL, SANTOSH RAJ 2115 §103 Non-Final OA — Pending Nov 21, 2023
18511075 NON-LINEAR TRAJECTORY OPTIMIZATION TOWARDS AUTOMATED DRILLING APPLICATIONS COCCHI, MICHAEL EDWARD — §101§102§103 Non-Final OA — Pending Nov 16, 2023
18510391 WELL STATUS DETERMINATION KABIR, SAAD M 2119 §102 Non-Final OA — Pending Nov 15, 2023
18508813 MULTI-SENSOR DOWNHOLE GAUGE FULLER, ROBERT EDWARD 3676 §102§103 Non-Final OA 22d overdue Pending Nov 14, 2023
18507353 Downhole Tools Having Elastomer Blend For Geothermal Wellbores TUCKER, PHILIP C 1745 §112 Final Rejection — Pending Nov 13, 2023
18386416 LARGE LANGUAGE MODEL CONFIGURED TO DIRECT DOMAIN-SPECIFIC QUERIES TO DOMAIN-SPECIFIC EDGE MODELS MISIR, DAYWAYSHWAR D — §101§103 Non-Final OA — Pending Nov 02, 2023
18385966 CORROSION INHIBITOR FOR MILD STEEL IN CIRCULATING WATER SYSTEMS WEDDLE, ALEXANDER MARION 1712 §103§112 Final Rejection — Pending Nov 01, 2023
18385764 ELECTROMAGNETIC PIPE INSPECTION WITH AZIMUTHAL DEFECT EVALUATION ZAAB, SHARAH 2857 §103 Final Rejection 77d Pending Oct 31, 2023
18494208 Leaky Flexural Wave Semblance Based Annular Stacking Velocity Determination In Cased Wells BREIER, KRYSTINE E 3645 §103§112 Final Rejection 5d overdue Pending Oct 25, 2023
18494395 SEALING ASSEMBLY EMPLOYING A CYLINDRICAL EXTRUSION LIMITER ANDREWS, DAVID L 3672 §103§112 Final Rejection 8d overdue Pending Oct 25, 2023
18492915 LONG-TERM TREND ANALYSIS FOR EQUIPMENT FOR WELL SYSTEMS WORKU, KIDEST 2119 §103§112 Final Rejection 53d overdue Pending Oct 24, 2023
18492212 REAL-TIME FEEDBACK AND MACHINE LEARNING SYSTEM FOR DOWNHOLE ENVIRONMENTS BACA, MATTHEW WALTER 2857 §103§112 Final Rejection — Pending Oct 23, 2023
18484140 Iterative Cement Bond Logging Without Calibration ARMSTRONG, JONATHAN D 3645 §102§103 Final Rejection 71d Pending Oct 10, 2023
18481734 DOWNHOLE TOOL INCLUDING A PACKER ASSEMBLY, A COMPLETION ASSEMBLY, AND A FIXEDLY COUPLED WHIPSTOCK ASSEMBLY CRAIG, DANIEL THOMAS 3676 §103§112 Non-Final OA 9d Pending Oct 05, 2023
18375251 HYDRAULIC CEMENT FOR CARBON DIOXIDE ENVIRONMENTS LEFF, ANGELA MARIE DITRAN 3674 §102§103 Final Rejection 15d Pending Sep 29, 2023
18476149 AUTOMATICALLY LOCATING AND TRACKING A TRANSIENT OBJECT IN A HYDROCARBON WELL CONDUIT PEACH, POLINA G — §101§103 Non-Final OA — Pending Sep 27, 2023
18476074 AUTOMATICALLY IDENTIFYING DEPOSITIONS OR LEAKS IN HYDROCARBON WELL CONDUITS ZAAB, SHARAH 2857 §103 Final Rejection 25d overdue Pending Sep 27, 2023
18243332 SEQUENTIAL RESIDUAL SYMBOLIC REGRESSION FOR MODELING FORMATION EVALUATION AND RESERVOIR FLUID PARAMETERS ANDERSON, SCOTT C — §101§103 Non-Final OA — Pending Sep 07, 2023
18462840 AUTOMATED DISCOVERY AND CONFIGURATION OF HYDROCARBON WELL FIELD DEVICES KNOX, KALERIA 2857 §103 Final Rejection 58d overdue Pending Sep 07, 2023
18455319 BENCHTOP AUTOMATED CUTTINGS IMAGING AND ANALYSIS BARBEE, MANUEL L 2857 §102§103 Non-Final OA — Pending Aug 24, 2023
18237298 Gas Chromatography for Liquid Phase Light Hydrocarbon Detection MORELLO, JEAN F 2855 §103 Non-Final OA — Pending Aug 23, 2023
18236613 Informed Machine Learning For Cement Bond Evaluation CHIUSANO, ANDREW TSUTOMU 2144 §101 Final Rejection — Pending Aug 22, 2023
18451959 LARGE LANGUAGE MODEL ASSISTED SEMANTIC WEB KNOWLEDGE BASE GIROUX, GEORGE 2128 §103 Final Rejection — Pending Aug 18, 2023
18233767 Duty Cycle Estimation From Bending Moment Magnitude NORRIS, URSULA LEE 3676 §103 Non-Final OA 27d Pending Aug 14, 2023
18232608 ANTI-DISTORTION WORKFLOW FOR BOREHOLE IMAGE RESTORATION QUIGLEY, KYLE ROBERT 2857 §101 Non-Final OA — Pending Aug 10, 2023
18232023 ANISOTROPY MEASUREMENTS BY FORMATION TESTER TRACER MEASUREMENTS ISLAM, MOHAMMAD K 2857 §101 Final Rejection 36d overdue Pending Aug 09, 2023
18365000 CUTTINGS MAGNETIC SUSCEPTIBILITY AND ASSOCIATED DEVICE CULLER, JILL E 2853 §103 Non-Final OA 28d Pending Aug 03, 2023
18229361 CARBON SEQUESTRATION MONITORING BY MINERAL REACTION EXTENT MONITORING MARINI, MATTHEW G 2853 §103 Final Rejection 7d Pending Aug 02, 2023
18228561 Automatic Dip Picking From Azimuthal Borehole Images GO, RICKY 2857 §103 Non-Final OA — Pending Jul 31, 2023
18226915 DOWNHOLE ELECTRONICS ENCAPSULATION AGAINST GAS INVASION KRUER, KEVIN R 1787 §103§112 Final Rejection 28d Pending Jul 27, 2023
18357518 DRILLING PARAMETER RECOMMENDATIONS BASED ON OFFSET WELL DATA HOCKER, JOHN PAUL — §101§103 Non-Final OA — Pending Jul 24, 2023
18350213 RUN DATA CALIBRATION AND MACHINE LEARNING SYSTEM FOR WELL FACILITIES MANG, LAL C 2863 §101 Final Rejection — Pending Jul 11, 2023
18213154 DRYING PILL FOR PIPELINE OPERATIONS WALKER, AJA ARYANNA 1736 §103 Non-Final OA — Pending Jun 22, 2023
18209021 Stator Winding Insulation Techniques for ESP Motors RODRIGUEZ, JOSHUA KIEL MIGUEL 2834 §103 Non-Final OA — Pending Jun 13, 2023
18203493 Evaluating Wellbores For Use As Carbon Capture Underground Storage Wells TRAN, SCOTT THANH BINH — §101§103 Non-Final OA — Pending May 30, 2023
18323219 ANTENNA TUNING AND FILTERING FOR DEEP TRANSMITTER EXTENSION SUBS SINGH, GURBIR 2845 §103§112 Non-Final OA — Pending May 24, 2023
18195815 Enhancing Borehole Resonance Signal For Through Tubing Cement Evaluation WALKER, CHRISTOPHER RICHARD 3645 §103 Non-Final OA — Pending May 10, 2023
18143020 MULTISOURCE SPECTRAL NOISE LOGGING METHOD AND APPARATUS QUIGLEY, KYLE ROBERT 2857 §103 Non-Final OA — Pending May 03, 2023
18308079 DOWNHOLE DEVICE WITH BYPASS CAPABILITIES LOIKITH, CATHERINE A 3674 §103 Non-Final OA — Pending Apr 27, 2023
18306467 ASYMMETRIC ANCHORING RIDGE DESIGN FOR EXPANDABLE LINER HANGER RO, YONG-SUK 3676 §102§103 Non-Final OA — Pending Apr 25, 2023
18134935 Methods of Utilizing Captured Carbon Dioxide to Generate Hydrogen for Powering Oilfield Equipment BAUM, ZACHARY JOHN 1736 §103§112 Non-Final OA — Pending Apr 14, 2023
18194887 BOREHOLE HOLDUP PREDICTION USING MACHINE LEARNING AND PULSED NEUTRON LOGGING TOOL DATA WASAFF, JOHN S. 3629 §101§103 Non-Final OA — Pending Apr 03, 2023
18125499 BOREHOLE FLUID FLOW MODELLING USING DYNAMIC PRESSURE BOUNDARY HOPKINS, DAVID ANDREW — §101§103§112 Non-Final OA — Pending Mar 23, 2023
18116224 In-Situ Mechanical Characterization Of Cement Sheath Exposed To Chemical Species COOK, BRIAN S 4100 §101§103 Non-Final OA — Pending Mar 01, 2023
18114093 Non-Invasive Method For Behind-Casing Cable Localization SCHINDLER, DAVID M 2858 §102§103§112 Non-Final OA 8d Pending Feb 24, 2023
18170813 PERMANENT ELECTROMAGNET SENSOR TO DETECT THE END OF REVERSE CEMENTING NIA, FATEMEH ESFANDIARI 2855 §103 Final Rejection — Pending Feb 17, 2023
18091936 SYSTEM AND METHOD FOR EVALUATING AND DISPLAYING DOWNHOLE TOOL STRING OPERABILITY CONDITIONS LIANG, LEONARD S 2857 §103 Final Rejection — Pending Dec 30, 2022
18085240 Real-Time Warning And Mitigation Of Intrinsic Noise Of Transducers MANG, LAL C 2857 §101 Final Rejection — Pending Dec 20, 2022
17991387 ANOMALY MONITORING AND MITIGATION OF AN ELECTRIC SUBMERSIBLE PUMP RODEN, DONALD THOMAS 2128 §101§103 Non-Final OA — Pending Nov 21, 2022
17987184 GENERATING HYDROGEN AS FUEL FOR ENGINES AND/OR TO PRODUCE ELECTRICITY FOR OILFIELD APPLICATIONS KUYKENDALL, ALYSSA LEE 1774 §103 Non-Final OA 11d overdue Pending Nov 15, 2022
17982627 DIRECTIONAL PULSE POWER DRILLING PATEL, NEEL G 3676 §102§103 Final Rejection — Pending Nov 08, 2022
17979112 GENERATING DOWNHOLE FLUID COMPOSITIONS FOR WELLBORE OPERATIONS USING MACHINE LEARNING COOK, BRIAN S 2187 §103 Final Rejection 40d Pending Nov 02, 2022
17968628 Fast Proxy Model For Well Casing Integrity Evaluation GEISS, BRIAN BUTLER 2857 §101§103§112 Final Rejection 27d Pending Oct 18, 2022
17958178 Autonomous Uncertainty-Aware Engine For Pressure Gradient Identification Using A Discrete Optimization Framework CHAVEZ, ANTHONY RAY 2186 §101§103 Final Rejection 77d overdue Pending Sep 30, 2022
17956033 METHOD OF GROUT SELECTION FOR LONG TERM INTEGRITY OF ANCHORING PILES LEATHERS, EMILY GORMAN 2187 §101§103 Non-Final OA — Pending Sep 29, 2022
17944818 DESIGNING SMART ENVIRONMENTAL EFFICIENCY FLUIDS COCCHI, MICHAEL EDWARD 2188 §101§103§112 Non-Final OA 36d overdue Pending Sep 14, 2022
17894704 SYSTEM AND METHOD OF DRILLING A WELLBORE USING WELLBORE AND SURFACE GRAVITY SENSING HAO, YI 2187 §101§103 Non-Final OA 128d overdue Pending Aug 24, 2022
17797778 Substituted Carboxamide Corrosion Inhibitor Compounds DIGGS, TANISHA 1761 §103§112 Final Rejection — Pending Aug 05, 2022
17841612 METHODS TO PERFORM REAL-TIME ANALYSIS OF FLUID FLOW IN A WELL, METHODS TO PERFORM REAL-TIME ANALYSIS OF A WELL OPERATION, AND REAL-TIME WELL OPERATION SYSTEMS HANN, JAY B 2186 §103 Final Rejection — Pending Jun 15, 2022
17833656 ISOLATION SLEEVE WITH HIGH-EXPANSION SEALS FOR PASSING THROUGH SMALL RESTRICTIONS RO, YONG-SUK 3676 §102§103 Non-Final OA — Pending Jun 06, 2022
17826701 MULTIPLE INTERMEDIATE STEP SIMULATION OF DRILL BIT DAMAGE CHAVEZ, ANTHONY RAY 2186 §101§102 Non-Final OA 5d Pending May 27, 2022
17727001 Designing For Permeability Of Filter Cake To Control Lost Circulation SHALABY, AHMAD HUSSAM 2187 §103§112 Non-Final OA 53d Pending Apr 22, 2022
17721045 Methods of Continuously Capturing Carbon Dioxide from Exhaust Gas Produced from Equipment Operating at Wellsite EDWARDS, LYDIA E 1796 §103 Non-Final OA 53d Pending Apr 14, 2022
17701921 Method For Selection Of Cement Composition For Wells Experiencing Cyclic Loads PERVEEN, REHANA 2189 §101 Non-Final OA 70d Pending Mar 23, 2022
17688697 REAL-TIME DOWNHOLE DRILLING MUD VISCOSITY AND DENSITY ESTIMATIONS VASQUEZ, MARKUS A 2121 §101§103§112 Non-Final OA — Pending Mar 07, 2022
17680552 Choice of LCM Materials and Loading for Loss Circulation Control WHITE, JAY MICHAEL 2188 §101§103§112 Non-Final OA — Pending Feb 25, 2022
17665818 EXPANDING METAL FOR CONTROL LINES RAILEY, JENNIFER A 3676 §102§103§112 Final Rejection — Pending Feb 07, 2022
17570227 Formation Evaluation Based On Piecewise Polynomial Model DEBNATH, NUPUR 2186 §101§103 Non-Final OA — Pending Jan 06, 2022
17544325 SYSTEM AND METHOD FOR AUTOMATED IDENTIFICATION OF MUD MOTOR DRILLING MODE HAO, YI 2187 §101§103 Final Rejection 26d Pending Dec 07, 2021
17523503 REAL-TIME WELL TRAJECTORY PROJECTION USING STOCHASTIC PROCESSES MORRIS, JOSEPH PATRICK 2188 §103 Final Rejection 27d Pending Nov 10, 2021
17491956 METHOD OF USING HYDRAULIC ACTIVATION CHAMBERS FOR ANCHORING DOWNHOLE EQUIPMENT QUAIM, LAMIA 3676 §103§112 Final Rejection — Pending Oct 01, 2021
17471345 Core Data Augmentation Methods For Developing Data Driven Based Petrophysical Interpretation Models JONES, CHARLES JEFFREY 2122 §101§103§112 Final Rejection 150d overdue Pending Sep 10, 2021
17392058 Borehole Image Gap Filing Using Deep Learning MANG, LAL C 2857 §101 Final Rejection 22d Pending Aug 02, 2021
17360423 Annulus Velocity Independent Time Domain Structure Imaging In Cased Holes Using Multi-Offset Secondary Flexural Wave Data KAY, DOUGLAS 2857 §103 Final Rejection 4d overdue Pending Jun 28, 2021
17297335 HYDRAULIC FRACTURING JOB PLAN REAL-TIME REVISIONS UTILIZING DETECTED RESPONSE FEATURE DATA WECHSELBERGER, ALFRED H. 2187 §101§103 Non-Final OA 103d overdue Pending May 26, 2021
17245985 SYSTEM AND METHOD FOR OPTIMIZING A PERORATION SCHEMA WITH A STAGE OPTIMIZATION TOOL GIRI, PURSOTTAM 2186 §101§112 Non-Final OA — Pending Apr 30, 2021
17137558 EXPANDING METAL SEALED AND ANCHORED JOINTS AND APPLICATIONS THEREFOR FORD, DARRELL CHRISTOPHER 3726 §103§112 Final Rejection — Pending Dec 30, 2020
17118472 METHOD FOR HIGH-PRESSURE ACCESS THROUGH A MULTILATERAL JUNCTION YAO, THEODORE N 3676 §103 Final Rejection — Pending Dec 10, 2020
17072851 USE OF RESIDUAL GRAVITATIONAL SIGNAL TO GENERATE ANOMALY DETECTION MODEL HALL, KRISTYN A 3672 §101 Non-Final OA — Pending Oct 16, 2020
16805355 EXPANDABLE METAL FISHING TOOL PATEL, NEEL G 3676 §103 Non-Final OA — Pending Feb 28, 2020
15736184 MULTIPOINT MEASUREMENTS FOR WELLBORE RANGING PARK, HYUN D 2857 §112 Non-Final OA — Pending Dec 13, 2017
15303717 CONTROLLING A DOWNHOLE TOOL ON A DOWNHOLE CABLE BUTCHER, CAROLINE N 3676 §103 Non-Final OA 16d Pending Oct 12, 2016

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