Prosecution Insights
Last updated: October 02, 2026

Examiner: HALL, KRISTYN A

Tech Center 3600 • Art Units: 3672 3676 3679

This examiner grants 82% of resolved cases

Performance Statistics

82.0%
Allow Rate
+30.0% vs TC avg
785
Total Applications
-6.0%
Interview Lift
818
Avg Prosecution Days
Based on 762 resolved cases, 2023–2026

Rejection Statute Breakdown

4.7%
§101 Eligibility
18.9%
§102 Novelty
43.3%
§103 Obviousness
27.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19153038 System and Method for On-Demand Autonomous Precision Infill Drilling Non-Final OA SCHLUMBERGER TECHNOLOGY CORPORATION
18146561 SLUG MONITORING AND FORECASTING IN PRODUCTION FLOWLINES THROUGH ARTIFICIAL INTELLIGENCE Non-Final OA Schlumberger Technology Corporation
19205002 TWO-PART DRILLING AND RUNNING TOOL Final Rejection Halliburton Energy Services, Inc.
19198377 CUTTER FORCES AND WEAR SEVERITY DETERMINATION FOR A DRILL BIT FOR DRILLING A WELLBORE Non-Final OA Halliburton Energy Services, Inc.
19198323 ESTIMATION OF ROCK ABRASIVENESS AND ROCK STRENGTH USING BIT RESPONSE DATA Non-Final OA Halliburton Energy Services, Inc.
18604730 WELL SYSTEM INCLUDING A LOWER COMPLETION STRING HAVING A PLURALITY OF SENSORS DISTRIBUTED ALONG AT LEAST A PORTION THEREOF Final Rejection Halliburton Energy Services, Inc.
17072851 USE OF RESIDUAL GRAVITATIONAL SIGNAL TO GENERATE ANOMALY DETECTION MODEL Non-Final OA HALLIBURTON ENERGY SERVICES, INC.
19304016 MOBILE RIG TO WELL SECUREMENT SYSTEM AND METHOD Non-Final OA THRU TUBING SOLUTIONS, INC.
18295475 ESTIMATING ELECTRICITY POTENTIAL FROM SUBSURFACE GEOTHERMAL RESERVOIRS Non-Final OA SAUDI ARABIAN OIL COMPANY
18191229 MODEL FOR CONSTRAINING RATE OF PENETRATION THROUGH LOADING RATE AND DRILLSTRING VIBRATIONS ANALYSIS Non-Final OA SAUDI ARABIAN OIL COMPANY
18095808 ANNULUS PRESSURE PREDICTION AND CONTROL SYSTEM FOR HYDROCARBON WELLS Final Rejection Saudi Arabian Oil Company
18093029 WATER WASHING ESTIMATION AND PREDICTION FROM STATISTICAL RELATIONSHIPS OF GAS COMPOSITIONS Non-Final OA Saudi Arabian Oil Company
18166470 Systems and Methods Having An Analytical Tool For Diagnosis Of The Source Of Water Production In An Oil And Gas Well Non-Final OA Weatherford Technology Holdings, LLC
18933825 BIT DAMAGE INDICATOR Non-Final OA Baker Hughes oilfield Operations LLC
18778086 DIRECTIONAL DRILL STEM ROD LOADER AND METHOD Non-Final OA TT Technologies, Inc.
18689982 PROVIDING CONTROL INFORMATION Non-Final OA SANDVIK MINING AND CONSTRUCTION OY

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