Prosecution Insights
Last updated: May 29, 2026

Examiner: YOON, KEVIN E

Tech Center 1700 • Art Units: 1735 1793

This examiner grants 59% of resolved cases

Performance Statistics

59.3%
Allow Rate
-5.7% vs TC avg
705
Total Applications
+43.1%
Interview Lift
956
Avg Prosecution Days
Based on 669 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
9.1%
§102 Novelty
86.0%
§103 Obviousness
3.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18271731 SEPARATOR AND ELECTROCHEMICAL DEVICE COMPRISING SAME Non-Final OA LG ENERGY SOLUTION, LTD.
18198816 CASE FOR LITHIUM METAL SECONDARY BATTERY, LITHIUM METAL SECONDARY BATTERY COMPRISING SAME, METHOD FOR MANUFACTURING SAME Non-Final OA LG ENERGY SOLUTION, LTD.
18003587 Lithium Secondary Battery Containing Positive Electrode Additive Final Rejection LG Energy Solution, Ltd.
17793332 BATTERY MODULE AND BATTERY PACK INCLUDING THE SAME Non-Final OA LG Energy Solution, LTD.
18351954 BATTERY CELL, BATTERY AND ELECTRICAL APPARATUS Final Rejection CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18347575 LITHIUM SECONDARY BATTERY Non-Final OA SK ON CO., LTD.
18021429 GRAPHENE-FUNCTIONALIZED COMPOSITES FOR BATTERY ANODES, FORMING METHODS AND APPLICATIONS OF SAME Final Rejection NORTHWESTERN UNIVERSITY
18274368 NONAQUEOUS ELECTROLYTE SECONDARY BATTERY AND METHOD FOR MANUFACTURING SAME Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18267294 METHOD FOR PRODUCING A BIPOLAR PLATE FOR AN ELECTROCHEMICAL CELL, AND BIPOLAR PLATE Non-Final OA Schaeffler Technologies AG & Co. KG
18174224 SECONDARY BATTERY Final Rejection MURATA MANUFACTURING CO., LTD.
19107098 METHOD FOR PRODUCING CAST PRODUCT, CAST PRODUCT PRODUCTION DEVICE, AND MOLD Non-Final OA Kabushiki Kaisha F.C.C.
17975494 FLAMEPROOF ELECTRONIC DEVICE Non-Final OA DELTA ELECTRONICS, INC.
18112130 ORGANIC SUBLIMABLE MATERIAL-ASSISTED ELECTRODES Non-Final OA Board of Regents, The University of Texas System
18034953 BATTERY CASE Non-Final OA POSCO CO., LTD
18234813 ELECTRODE ASSEMBLY AND RECHARGEABLE BATTERY INCLUDING THE SAME Non-Final OA SAMSUNG SDI CO., LTD.
17634566 ENERGY STORAGE SYSTEM Non-Final OA Carl Freudenberg KG
18117161 NONAQUEOUS ELECTROLYTE SECONDARY BATTERY SEPARATOR, NONAQUEOUS ELECTROLYTE SECONDARY BATTERY MEMBER, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY Non-Final OA Sumitomo Chemical Company, Limited
18020398 HOUSING FOR ELECTRICAL POWER STORAGE DEVICE, ELECTRICAL POWER STORAGE DEVICE INCLUDING THE HOUSING, AND VEHICLE INCLUDING THE ELECTRICAL POWER STORAGE DEVICE Final Rejection Clarios Germany GmbH & Co. KG
18255909 BEAMS, BATTERY RACKS, AND BETTERY PACK ASSEMBLIES Non-Final OA EVE POWER CO., LTD.

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