Prosecution Insights
Last updated: April 19, 2026

Examiner: WYROUGH, PAUL CHRISTIAN ST

Tech Center 1700 • Art Units: 1723 1728

This examiner grants 58% of resolved cases

Performance Statistics

58.0%
Allow Rate
-7.0% vs TC avg
127
Total Applications
+36.4%
Interview Lift
1180
Avg Prosecution Days
Based on 81 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
19.3%
§102 Novelty
69.7%
§103 Obviousness
8.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19273530 BATTERY CELL, BATTERY, AND ELECTRIC APPARATUS Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
17926683 Secondary Battery Final Rejection LG Energy Solution, Ltd.
17786131 MEMBRANE FOR ELECTROCHEMICAL DEVICE, ELECTROCHEMICAL DEVICE INCLUDING MEMBRANE, AND METHOD FOR MANUFACTURING ELECTROCHEMICAL DEVICE Non-Final OA LG ENERGY SOLUTION, LTD.
18006573 BATTERY CASE, AND BATTERY PACK Final Rejection Panasonic Intellectual Property Management Co., Ltd.
17599991 MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELL Final Rejection Panasonic Intellectual Property Management Co., Ltd.
18061891 BATTERY PACK AND METHOD OF OPERATING THE SAME Non-Final OA TECHTRONIC CORDLESS GP
17860560 METHOD OF PRODUCING ELECTRODE, AND ELECTRODE PRODUCTION APPARATUS Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
17535288 ANODE INCLUDING A PHOSPHORUS-DOPED GRAPHITIC CARBON NITRIDE INTERPHASE LAYER FOR A RECHARGEABLE BATTERY, A LITHIUM RECHARGEABLE BATTERY HAVING SAME, AND A METHOD OF MANUFACTURING SAME Non-Final OA KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
16771650 CYLINDRICAL LITHIUM ION SECONDARY BATTERY Final Rejection Samsung SDI Co., Ltd.
17098312 BATTERIES WITH COMPOSITE HEADER CONSTRUCTION Non-Final OA Pacesetter, Inc.
17990914 METHOD OF FORMING A BATTERY ELECTRODE MICROSTRUCTURE TO REDUCE TORTUOSITY Non-Final OA Ford Motor Company
17942489 HIGH VOLTAGE LITHIUM-CONTAINING ELECTROCHEMICAL CELLS INCLUDING MAGNESIUM-COMPRISING PROTECTIVE LAYERS AND RELATED METHODS Non-Final OA Sion Power Corporation
17997373 CONNECTION MEANS FOR ELECTROCHEMICAL CELL Non-Final OA ILIKA TECHNOLOGIES LTD
17095456 ALL-SOLID-STATE BATTERY HAVING HIGH ENERGY DENSITY AND CAPABLE OF STABLE OPERATION Non-Final OA Kia Motors Corporation

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