Prosecution Insights
Last updated: May 29, 2026

Examiner: KUHFUSS, ZACHARY L

Tech Center 3600 • Art Units: 3615 3617 3652

This examiner grants 78% of resolved cases

Performance Statistics

78.0%
Allow Rate
+26.0% vs TC avg
1,107
Total Applications
+17.9%
Interview Lift
983
Avg Prosecution Days
Based on 1073 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
8.4%
§102 Novelty
83.5%
§103 Obviousness
2.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18366953 OUTLET APPARATUS FOR VEHICLE Non-Final OA HYUNDAI MOBIS CO., LTD.
18028302 TRAIN CONTROL SYSTEM AND TRAIN CONTROL METHOD Non-Final OA Mitsubishi Electric Corporation
18466861 MAGLEV WITH DIPOLE-LINE MAGNET TRACK SYSTEM Non-Final OA International Business Machines Corporation
18220699 METHOD AND SYSTEM FOR DYNAMIC WIRELESS CHARGING OF AN ELECTRIC VEHICLE ON ELECTRIC ROADS Non-Final OA KIA CORPORATION
19094879 Culvert Marker Final Rejection Culvert Marker Company, LLC
18356336 LINEAR INDUCTION MOTOR DRIVE FOR A HIGH-SPEED TRANSPORTATION SYSTEM Non-Final OA Hamilton Sundstrand Corporation
18386652 BRAKE DEVICE AND TOWER LIFT COMPRISING THE BRAKE DEVICE Non-Final OA SEMES CO., LTD.
18256374 CONVEYANCE SYSTEM Non-Final OA Murata Machinery, Ltd.
17649850 END OF TRAIN DEVICE AND INTEGRATED LIDAR MONITORING SYSTEM Non-Final OA Siemens Mobility, Inc.
18014805 MACHINE AND METHOD FOR COMPACTING A BALLAST BED OF A TRACK Final Rejection Plasser & Theurer Export von Bahnbaumaschinen Gesellschaft m.b.H.
18463924 HYBRID LOCOMOTIVE PROPULSION SYSTEM Non-Final OA Progress Rail Locomotive Inc.
18207204 HYBRID LOCOMOTIVE WITH THROTTLE POWER BOOST Non-Final OA Progress Rail Locomotive Inc.
18484607 CABLE CAR AND METHOD OF OPERATING A CABLE CAR Non-Final OA Doppelmayr Management AG
18373305 Overhead hoist transfer Non-Final OA CHANG, JUNG-CHIEH
18011778 DEVICE FOR DEFLECTION OF A COUPLER OF A TRAIN VEHICLE, COUPLER OF A TRAIN, CAR OF A MULTI-CAR VEHICLE AND METHOD FOR COUPLING A FIRST CAR OF A MULTI-CAR VEHICLE TO A SECOND CAR OF A MULTI-CAR VEHICLE Final Rejection DELLNER COUPLERS AB
18283598 FREIGHT HANDLING SYSTEM AND METHOD Non-Final OA KACI INTERMODAL SYSTEMS, LLC
18279158 PUBLIC TRANSPORT VEHICLE FOR THE FLEXIBLE TRANSPORT OF FREIGHT AND/OR PASSENGERS Non-Final OA MISSION INNOVATIONS B.V.
18257966 DEVICE AND METHOD FOR GRINDING A PROFILE Non-Final OA Schweerbau International GmbH & Co. KG
18314424 PANTOGRAPH POSITIONING SYSTEM Non-Final OA Faiveley Transport Tours
18143805 Apparatus for Locating a Mobile Railway Asset Non-Final OA Amsted Rail Company, Inc.
18126825 OPERATOR PROTECTION SYSTEM AND METHOD Non-Final OA Westinghouse Air Brake Technologies Corporation
18066194 OPERATOR PROTECTION SYSTEM AND METHOD Non-Final OA Westinghouse Air Brake Technologies Corporation

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