Prosecution Insights
Last updated: May 29, 2026

K&L Gates LLP - Wabtec

53 pending office actions • 8 clients • 46 examiners • 32 art units • 0 of 53 (0%) have an AI response strategy ready • 148 patents granted in the last 365 days

Portfolio Summary

53
Total Pending OAs
33
Non-Final OAs
14
Final Rejections
6
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 53 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

24
Overdue
4
Due this week
14
Due this month
5
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. 53 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (24)Due ≤ 7 days (4)Due ≤ 30 days (14)Due ≤ 60 days (5)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.

0
Hard (0%)
49
Medium (92%)
2
Easy (4%)
2
Unknown (4%)

Rejection Statute Mix

BucketCases
§103 only43 (81%)
§102 only5 (9%)
§112 only1 (2%)
Double-patenting only1 (2%)
Double-patenting + other1 (2%)
No statute on record2 (4%)

Industry Mix

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

1
Life Sciences
2% of docket
5
Information Tech
9% of docket
1
Communications
2% of docket
7
Semiconductors
13% of docket
39
Mechanical / Eng
74% of docket
0
Business / Other
0% 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.

530 h
Manual time on pending OAs
106 h
Time saved (low, 20%)
186 h
Time saved (mid, 35%)
4.6 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
SMITH, JASON CHRISTOPHER 4 83.8% +12.7%
KUHFUSS, ZACHARY L 3 78.0% +17.9%
LIETHEN, KURT PHILIP 2 79.1% +9.3%
LIN, CHENG XI 2 84.5% +14.4%
GOLIK, ARTHUR PAUL 1 69.8% +46.4%
AMICK, JACOB M 1 78.5% +0.1%
WEISENFELD, ARYAN E 1 40.1% +26.2%
CARDIMINO, CHRISTOPHER RYAN 1 59.1% +23.4%
BYRD, UCHE SOWANDE 1 23.1% +27.6%
BRAUCH, CHARLES JOSEPH 1 81.7% +13.9%

Quick Wins (7)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 7 ordered by deadline are shown.

App #TitleExaminerDue in
17979714 VEHICLE CONTROL SYSTEM SMITH, JASON CHRISTOPHER 8d overdue
18769803 BRAKING SYSTEM FOR AT LEAST ONE VEHICLE, SYSTEM AND PROCESS FOR THE CALIBRATION OF A BRAKING SYSTEM OF AT LEAST ONE VEHICLE, AND VEHICLE BRAUCH, CHARLES JOSEPH 5d
18458508 VEHICLE OPERATING METHOD AND SYSTEM SMITH, JASON CHRISTOPHER 8d
18365072 RAIL THREAD BOX ASSEMBLY LIN, CHENG XI 12d
18556326 METHOD AND SYSTEM FOR GENERATING COMPRESSED AIR OF AT LEAST ONE VEHICLE, PARTICULARLY AT LEAST ONE RAILWAY VEHICLE SMITH, JASON CHRISTOPHER 14d
18456332 VEHICLE FRAME SYSTEM FOR A VEHICLE LIN, CHENG XI 19d
18464851 POWER DELIVERY SYSTEM SMITH, JASON CHRISTOPHER 34d

Hard Cases (1)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18800280 EQUIPMENT REPAIR SYSTEM AND METHOD BYRD, UCHE SOWANDE 53d overdue

Interview Candidates (14)

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
18800280 EQUIPMENT REPAIR SYSTEM AND METHOD BYRD, UCHE SOWANDE 53d overdue
18925192 SYSTEM FOR MONITORING THE INTEGRITY OF A CONVOY OF VEHICLES AND CORRESPONDING PROCEDURE CARDIMINO, CHRISTOPHER RYAN 49d overdue
17979714 VEHICLE CONTROL SYSTEM SMITH, JASON CHRISTOPHER 8d overdue
18769803 BRAKING SYSTEM FOR AT LEAST ONE VEHICLE, SYSTEM AND PROCESS FOR THE CALIBRATION OF A BRAKING SYSTEM OF AT LEAST ONE VEHICLE, AND VEHICLE BRAUCH, CHARLES JOSEPH 5d
18126825 OPERATOR PROTECTION SYSTEM AND METHOD KUHFUSS, ZACHARY L 6d
18066194 OPERATOR PROTECTION SYSTEM AND METHOD KUHFUSS, ZACHARY L 6d
18458508 VEHICLE OPERATING METHOD AND SYSTEM SMITH, JASON CHRISTOPHER 8d
18365072 RAIL THREAD BOX ASSEMBLY LIN, CHENG XI 12d

Client Portfolio (8 clients)

Top Art Units

Art UnitApps
361512
37476
36163
36632
36572
28572
37451
36611
36241
28361

Pending Office Actions

App #TitleClientExaminerArt UnitStatutesStatusDue inAIFiled
19062993 SEMI-FLOATING TURBINE NOZZLE RING Transportation IP Holdings, LLC GOLIK, ARTHUR PAUL 3745 §103 Non-Final OA 23d Pending Feb 25, 2025
18972614 VEHICLE BRAKING CONTROL SYSTEM Faiveley Transport Italia S.p.A. AMICK, JACOB M 3747 §102 Non-Final OA 35d Pending Dec 06, 2024
18967525 MAINTENANCE-OF-WAY SYSTEM AND METHOD Transportation IP Holdings, LLC WEISENFELD, ARYAN E 3663 §103 Non-Final OA 21d Pending Dec 03, 2024
18925192 SYSTEM FOR MONITORING THE INTEGRITY OF A CONVOY OF VEHICLES AND CORRESPONDING PROCEDURE Faiveley Transport Italia S.p.A. CARDIMINO, CHRISTOPHER RYAN 3661 §103 Non-Final OA 49d overdue Pending Oct 24, 2024
18800280 EQUIPMENT REPAIR SYSTEM AND METHOD Transportation IP Holdings, LLC BYRD, UCHE SOWANDE 3624 §103 Non-Final OA 53d overdue Pending Aug 12, 2024
18769803 BRAKING SYSTEM FOR AT LEAST ONE VEHICLE, SYSTEM AND PROCESS FOR THE CALIBRATION OF A BRAKING SYSTEM OF AT LEAST ONE VEHICLE, AND VEHICLE Faiveley Transport Italia S.p.A. BRAUCH, CHARLES JOSEPH 3747 §103 Final Rejection 5d Pending Jul 11, 2024
18720784 ELECTROMECHANICAL ACTUATOR FOR A BRAKING SYSTEM OF A VEHICLE, BRAKING SYSTEM AND VEHICLE Faiveley Transport Italia S.p.A. DALLO, JOSEPH J 3747 §103 Non-Final OA 70d Pending Jun 17, 2024
18705951 ELECTRIC BAKE CONTROL SYSTEM Faiveley Transport Rail Technologies India Private Limited LIETHEN, KURT PHILIP 3747 §103 Non-Final OA 1d overdue Pending Apr 29, 2024
18645703 CONTROL SYSTEM FOR ELECTRIC VEHICLES Transportation IP Holdings, LLC PARRIES, DRU M 2836 §103 Non-Final OA 4d overdue Pending Apr 25, 2024
18613803 VEHICLE CONTROL SYSTEM Transportation IP Holdings, LLC EL CHANTI, HUSSEIN A 3669 §103 Non-Final OA 28d overdue Pending Mar 22, 2024
18691251 ENHANCED COVERAGE LOCAL IMMERSION FOR NON-DESTRUCTIVE TEST (NDT) Evident Corporation RAEVIS, ROBERT R 2855 §103 Non-Final OA 27d Pending Mar 12, 2024
18595580 COMMUNICATION SYSTEM AND METHOD Transportation IP Holdings, LLC ULLAH, SHARIF E 2495 Non-Final OA 8d overdue Pending Mar 05, 2024
18436618 COMMUNICATION SYSTEM Transportation IP Holdings, LLC RUTNAM, SAMUEL DILAN 2471 §103 Non-Final OA 12d Pending Feb 08, 2024
18578307 RUNNING GEAR FOR A RAIL VEHICLE, COMPRISING A MAGNETIC RAIL BRAKE AND A CENTERING DEVICE, MAGNETIC RAIL BRAKE AND CENTERING DEVICE Faiveley Transport Bochum GmbH SCHWARTZ, CHRISTOPHER P 3616 §103 Non-Final OA 76d Pending Jan 10, 2024
18524579 INTEGRATED ROBOTIC SYSTEM AND METHOD FOR AUTONOMOUS VEHICLE MAINTENANCE Transportation IP Holdings, LLC OH, HARRY Y 3657 §103 Non-Final OA 83d Pending Nov 30, 2023
18387185 THREE-DIMENSIONAL RECONSTRUCTION DEVICE, THREE-DIMENSIONAL RECONSTRUCTION METHOD, AND RECORDING MEDIUM Evident Corporation BEATTY, TY MITCHELL 2663 §103 Final Rejection 23d Pending Nov 06, 2023
18499628 SYSTEM AND METHOD FOR IDENTIFYING EVENT SOURCE LOCATION ALONG VEHICLE SYSTEM Transportation IP Holdings, LLC SCHARPF, SUSAN E 3747 §103 Non-Final OA 51d overdue Pending Nov 01, 2023
18556326 METHOD AND SYSTEM FOR GENERATING COMPRESSED AIR OF AT LEAST ONE VEHICLE, PARTICULARLY AT LEAST ONE RAILWAY VEHICLE Faiveley Transport Italia S.p.A. SMITH, JASON CHRISTOPHER 3615 §103 Non-Final OA 14d Pending Oct 19, 2023
18555764 CONTEMPORANEOUS FIRING SCHEME FOR ACOUSTIC INSPECTION Evident Corporation ARMSTRONG, JONATHAN D 3645 §102 Final Rejection 29d Pending Oct 17, 2023
18480333 DISC BRAKE FOR RAILWAY VEHICLES Poli S.R.L MORRIS, DAVID R. 3616 §103 Non-Final OA 20d Pending Oct 03, 2023
18479303 SIGNAL COMMUNICATION SYSTEM Transportation IP Holdings, LLC JONES, JAMES WILLIAM 3615 §103 Non-Final OA 4d overdue Pending Oct 02, 2023
18470089 ELECTRIC PANEL SYSTEM Transportation IP Holdings, LLC SMITH, COURTNEY L 2835 §103 Non-Final OA 2d overdue Pending Sep 19, 2023
18464851 POWER DELIVERY SYSTEM Transportation IP Holdings, LLC SMITH, JASON CHRISTOPHER 3615 §103 Non-Final OA 34d Pending Sep 11, 2023
18458508 VEHICLE OPERATING METHOD AND SYSTEM Transportation IP Holdings, LLC SMITH, JASON CHRISTOPHER 3615 §103 Non-Final OA 8d Pending Aug 30, 2023
18456220 SYSTEM FOR MOVING ALONG RAILS Transportation IP Holdings, LLC BROWNE, SCOTT A 3666 §103 Non-Final OA 26d overdue Pending Aug 25, 2023
18456332 VEHICLE FRAME SYSTEM FOR A VEHICLE Transportation IP Holdings, LLC LIN, CHENG XI 3615 §103 Non-Final OA 19d Pending Aug 25, 2023
18451950 PLATE GRIPPING ASSEMBLIES FOR MAINTENANCE Transportation IP Holdings, LLC VAUGHAN, JASON L 3726 §103 Final Rejection 14d Pending Aug 18, 2023
18450826 CONTROL SYSTEM Transportation IP Holdings, LLC DASCOMB, JACOB D 2198 DP Non-Final OA 83d Pending Aug 16, 2023
18450850 CONTROL SYSTEM Transportation IP Holdings, LLC SANDERS, JOSHUA T 2119 Other Non-Final OA 39d Pending Aug 16, 2023
18365103 CLAMP ASSEMBLY Transportation IP Holdings, LLC BUFFINGTON, HEAVEN RICHELLE 3615 §102 Non-Final OA 16d overdue Pending Aug 03, 2023
18365072 RAIL THREAD BOX ASSEMBLY Transportation IP Holdings, LLC LIN, CHENG XI 3615 §102 Non-Final OA 12d Pending Aug 03, 2023
18356198 DIAGNOSTIC SYSTEM AND METHOD Transportation IP Holdings, LLC NGUYEN, STEVEN VU 3668 §112 Non-Final OA 70d Pending Jul 20, 2023
18350123 VEHICLE TRACK PAD ASSEMBLY Transportation IP Holdings, LLC BELLINGER, JASON R 3615 §103 Final Rejection 28d Pending Jul 11, 2023
18334141 INTERSECTION MANAGEMENT SYSTEM Transportation IP Holdings, LLC HILGENDORF, DALE W 3662 §103 Non-Final OA 53d overdue Pending Jun 13, 2023
18316098 CHARGE TRANSFER TIMING SYSTEM AND METHOD Transportation IP Holdings, LLC BERHANU, SAMUEL 2859 §103 Non-Final OA 3d overdue Pending May 11, 2023
18314424 PANTOGRAPH POSITIONING SYSTEM Faiveley Transport Tours KUHFUSS, ZACHARY L 3615 DPOther Non-Final OA 72d Pending May 09, 2023
18138967 INSERTION STATE DETERMINATION SYSTEM, INSERTION STATE DETERMINATION METHOD, AND RECORDING MEDIUM Evident Corporation HENDERSON, RYAN N 3795 §103 Non-Final OA 9d overdue Pending Apr 25, 2023
18301806 COMMUNICATION MONITORING SYSTEM Transportation IP Holdings, LLC KARWAN, SIHAR A 3658 §103 Non-Final OA 5d Pending Apr 17, 2023
18299517 FASTENER SYSTEM AND METHOD Transportation IP Holdings, LLC KC, SAGAR 3657 §103 Final Rejection 8d overdue Pending Apr 12, 2023
18126825 OPERATOR PROTECTION SYSTEM AND METHOD Westinghouse Air Brake Technologies Corporation KUHFUSS, ZACHARY L 3615 §103 Non-Final OA 6d Pending Mar 27, 2023
18066194 OPERATOR PROTECTION SYSTEM AND METHOD Westinghouse Air Brake Technologies Corporation KUHFUSS, ZACHARY L 3615 §103 Non-Final OA 6d Pending Dec 14, 2022
18058468 METHODS AND SYSTEMS FOR MULTI-FUEL ENGINE Transportation IP Holdings, LLC AFFUL, CHRISTOPHER M 3753 §103 Non-Final OA 33d Pending Nov 23, 2022
17979714 VEHICLE CONTROL SYSTEM Faiveley Transport Italia S.p.A. SMITH, JASON CHRISTOPHER 3615 §103 Non-Final OA 8d overdue Pending Nov 02, 2022
17952545 COMPOSITION AND METHOD FOR MANUFACTURING ARTICLE Transportation IP Holdings, LLC MOORE, MARGARET G 1765 §102 Final Rejection 14d Pending Sep 26, 2022
17905597 METHOD FOR ESTIMATING A LONGITUDINAL ACCELERATION OF AT LEAST ONE RAILWAY VEHICLE Faiveley Transport Italia S.p.A. QUIGLEY, KYLE ROBERT 2857 §103 Final Rejection 31d overdue Pending Sep 02, 2022
17815341 SYSTEM AND METHOD FOR MAINTENANCE OF WAY Transportation IP Holdings, LLC CONLON, MARISA V 3643 §103 Final Rejection 124d overdue Pending Jul 27, 2022
17809926 COMPRESSION USING PEAK DETECTION FOR ACOUSTIC FULL MATRIX CAPTURE (FMC) Evident Corporation PEREZ BERMUDEZ, YARITZA H 2857 §103 Final Rejection 44d overdue Pending Jun 30, 2022
17687795 Radiator Assembly with Multiple Fans L & M Radiator, Inc. LANE, DEVON 3763 §103 Final Rejection 36d Pending Mar 07, 2022
17628548 VEHICLE BRAKING SYSTEM COMPRISING BRAKE RIGGING, AND VEHICLE EQUIPPED WITH SUCH A SYSTEM Wabtec Hauts-De-France BURCH, MELODY M 3616 §103 Non-Final OA 8d overdue Pending Jan 19, 2022
17523326 SYSTEMS AND METHODS FOR DIAGNOSING EQUIPMENT Transportation IP Holdings, LLC LIETHEN, KURT PHILIP 3747 §103 Final Rejection 50d overdue Pending Nov 10, 2021
17522064 VEHICLE CONTROL SYSTEM AND METHOD Transportation IP Holdings, LLC UNELUS, ERNEST 2181 §103 Non-Final OA 10d overdue Pending Nov 09, 2021
17436452 MODULE FOR COLLECTING DATA RELATING TO A DEVICE OF A VEHICLE Faiveley Transport Tours LEITE, PAULO ROBERTO GONZ 3663 §103 Final Rejection 78d overdue Pending Sep 03, 2021
16769266 SYSTEM AND METHOD FOR DETERMINING AN ANGULAR SPEED OF AN AXLE OF A RAILWAY VEHICLE Faiveley Transport Italia S.p.A. NYAMOGO, JOSEPH A 2858 §103 Final Rejection 91d overdue Pending Jun 03, 2020

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