Prosecution Insights
Last updated: May 29, 2026

Examiner: WYROUGH, PAUL CHRISTIAN ST

Tech Center 1700 • Art Units: 1723 1728

This examiner grants 57% of resolved cases

Performance Statistics

57.3%
Allow Rate
-7.7% vs TC avg
132
Total Applications
+34.9%
Interview Lift
1202
Avg Prosecution Days
Based on 82 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
2.4%
§102 Novelty
95.3%
§103 Obviousness
0.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17786131 MEMBRANE FOR ELECTROCHEMICAL DEVICE, ELECTROCHEMICAL DEVICE INCLUDING MEMBRANE, AND METHOD FOR MANUFACTURING ELECTROCHEMICAL DEVICE Non-Final OA LG ENERGY SOLUTION, LTD.
17599991 MEMBRANE ELECTRODE ASSEMBLY AND FUEL CELL Final Rejection Panasonic Intellectual Property Management Co., Ltd.
17860560 METHOD OF PRODUCING ELECTRODE, AND ELECTRODE PRODUCTION APPARATUS Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
18241801 ANODE FOR THERMAL BATTERY, APPARATUS FOR MANUFACTURING THE ANODE FOR THERMAL BATTERY, AND METHOD OF MANUFACTURING THE ANODE FOR THERMAL BATTERY Non-Final OA AGENCY FOR DEFENSE DEVELOPMENT
16771650 CYLINDRICAL LITHIUM ION SECONDARY BATTERY Final Rejection Samsung SDI Co., Ltd.
18061891 BATTERY PACK AND METHOD OF OPERATING THE SAME Non-Final OA TECHTRONIC CORDLESS GP
17622899 Heat Exchange Panel Non-Final OA Zephyros, Inc.
17990914 METHOD OF FORMING A BATTERY ELECTRODE MICROSTRUCTURE TO REDUCE TORTUOSITY Non-Final OA Ford Motor Company
17990732 CURRENT COLLECTING MEMBER, BATTERY AND BATTERY MANUFACTURING METHOD Non-Final OA AESC Japan Ltd.
18074864 SEALED STATIC BIPOLAR BATTERY AND METHOD OF MAKING AND ASSEMBLING SAME Non-Final OA Eos Energy Technology Holdings, LLC
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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