Prosecution Insights
Last updated: August 18, 2026

Examiner: DARBY, BRENDON CHARLES

Tech Center 1700 • Art Units: 1749

This examiner grants 50% of resolved cases

Performance Statistics

49.6%
Allow Rate
-15.4% vs TC avg
172
Total Applications
+16.8%
Interview Lift
1002
Avg Prosecution Days
Based on 131 resolved cases, 2023–2026

Rejection Statute Breakdown

0.1%
§101 Eligibility
21.1%
§102 Novelty
54.7%
§103 Obviousness
21.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18273864 LITHIUM SECONDARY BATTERY Final Rejection Panasonic Intellectual Property Management Co., Ltd.
18114634 METHOD FOR MANUFACTURING BATTERY MODULE AND BATTERY MODULE Final Rejection HONDA MOTOR CO., LTD.
18170562 LITHIUM SECONDARY BATTERY Non-Final OA HONDA MOTOR CO., LTD.
18502520 HEATER FOR BATTERY Non-Final OA DEERE & COMPANY
18697619 Hybrid Battery Cell and Hybrid Battery Module Comprising the Same Non-Final OA LG ENERGY SOLUTION, LTD.
18026579 COMPOSITION FOR ELECTROLYTE OF LITHIUM SECONDARY BATTERY, GEL POLYMER ELECTROLYTE, AND LITHIUM SECONDARY BATTERY INCLUDING GEL POLYMER ELECTROLYTE Final Rejection LG ENERGY SOLUTION, LTD.
18309591 ADDITIVES AND PARTICLES FOR LITHIUM-ION RECHARGEABLE BATTERY Non-Final OA THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
17923035 LAYER SYSTEM, FLOW FIELD PLATE HAVING A LAYER SYSTEM OF THIS TYPE, AND FUEL CELL, ELECTROLYZER OR REDOX FLOW CELL Non-Final OA Schaeffler Technologies AG & Co. KG
18625656 NEGATIVE ELECTRODE PLATE, ELECTRODE ASSEMBLY, BATTERY CELL, BATTERY, AND ELECTRICAL DEVICE Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18371689 STYRENE-ACRYLIC EMULSION AND PREPARATION METHOD THEREOF, ANODE PLATE, SECONDARY BATTERY AND ELECTRIC DEVICE Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18170534 CONNECTOR ASSEMBLY FOR BATTERY PACK AND BATTERY PACK INCLUDING THE SAME Non-Final OA SK ON CO., LTD.
18547868 FUEL CELL MODULE AND FUEL CELL DEVICE Non-Final OA KYOCERA CORPORATION
18685014 BATTERY AND USAGE METHOD FOR SAME, AND BATTERY SYSTEM Non-Final OA Maxell, Ltd.
18194684 NEGATIVE ELECTRODE AND ZINC SECONDARY BATTERY Non-Final OA NGK INSULATORS, LTD.
18027871 Tire with Improved Grip for a Heavy Civil Engineering Vehicle Non-Final OA COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN
18118215 PRODUCTION METHOD FOR SULFIDE SOLID ELECTROLYTE Non-Final OA IDEMITSU KOSAN CO., LTD
18882262 TIRE Final Rejection HANKOOK TIRE & TECHNOLOGY CO., LTD
18626625 TIRE Final Rejection HANKOOK TIRE & TECHNOLOGY CO., LTD.
18250136 BATTERY RECYCLING Non-Final OA THE UNIVERSITY OF BIRMINGHAM

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