Prosecution Insights
Last updated: April 19, 2026

Examiner: DARBY, BRENDON CHARLES

Tech Center 1700 • Art Units: 1749

This examiner grants 51% of resolved cases

Performance Statistics

50.8%
Allow Rate
-14.2% vs TC avg
166
Total Applications
+16.0%
Interview Lift
1011
Avg Prosecution Days
Based on 120 resolved cases, 2023–2026

Rejection Statute Breakdown

0.1%
§101 Eligibility
18.2%
§102 Novelty
54.2%
§103 Obviousness
24.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17754975 PNEUMATIC TIRE Final Rejection The Yokohama Rubber Co., LTD.
16757356 Pneumatic Tire Final Rejection The Yokohama Rubber Co., LTD.
18273864 LITHIUM SECONDARY BATTERY Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18296390 TRACTION BATTERY PACK TAB TERMINAL PIERCING SYSTEM Non-Final OA Ford Global Technologies, LLC
18527709 PNEUMATIC TIRE Non-Final OA Toyo Tire Corporation
18527737 PNEUMATIC TIRE Non-Final OA Toyo Tire Corporation
18203032 NON-AQUEOUS RECHARGEABLE BATTERY, ELECTRODE PLATE FOR NON-AQUEOUS RECHARGEABLE BATTERY, AND METHOD FOR MANUFACTURING NON-AQUEOUS RECHARGEABLE BATTERY Non-Final OA PRIME PLANET ENERGY & SOLUTIONS, INC.
18035598 POSITIVE ELECTRODE COMPOSITE ACTIVE SUBSTANCE, LITHIUM ION SECONDARY BATTERY, COMPOSITE ACTIVE SUBSTANCE, METHOD FOR PRODUCING POSITIVE ELECTRODE COMPOSITE ACTIVE SUBSTANCE, AND METHOD FOR PRODUCING LITHIUM ION SECONDARY BATTERY Non-Final OA KANEKA CORPORATION
18882262 TIRE Non-Final OA HANKOOK TIRE & TECHNOLOGY CO., LTD
18626625 TIRE Non-Final OA HANKOOK TIRE & TECHNOLOGY CO., LTD.
18578951 TIRE Non-Final OA HANKOOK TIRE & TECHNOLOGY CO., LTD.
17632018 BICYCLE TYRE Non-Final OA Pirelli Tyre S.p.A.
18114634 METHOD FOR MANUFACTURING BATTERY MODULE AND BATTERY MODULE Non-Final OA HONDA MOTOR CO., LTD.
18170562 LITHIUM SECONDARY BATTERY Final Rejection HONDA MOTOR CO., LTD.
18220712 SECONDARY BATTERY Non-Final OA Samsung SDI Co., Ltd.
18240523 PNEUMATIC TIRE Non-Final OA Sumitomo Rubber Industries, Ltd.
17754987 TIRE Final Rejection Sumitomo Rubber Industries, Ltd.
17923035 LAYER SYSTEM, FLOW FIELD PLATE HAVING A LAYER SYSTEM OF THIS TYPE, AND FUEL CELL, ELECTROLYZER OR REDOX FLOW CELL Final Rejection Schaeffler Technologies AG & Co. KG
18024664 Large-Sized Tire for Agricultural Vehicle Final Rejection COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN
18032332 MANUFACTURING OF COVALENT ORGANIC FRAMEWORK-BASED OXYGEN CATALYST AND DEVELOPMENT OF METAL-AIR SECONDARY BATTERY Non-Final OA INDUSTRY-UNIVERSITY COOPERATION FOUNDATION HANYANG UNIVERSITY ERICA CAMPUS
18698556 THREE-DIMENSIONAL TIRE SIPE Final Rejection BRIDGESTONE AMERICAS TIRE OPERATIONS, LLC
18697633 THREE-DIMENSIONAL TIRE SIPE WITH VARIABLE CROSS-SECTION Final Rejection BRIDGESTONE AMERICAS TIRE OPERATIONS, LLC
18250136 BATTERY RECYCLING Non-Final OA THE UNIVERSITY OF BIRMINGHAM
18328654 PNEUMATIC VEHICLE TIRE Final Rejection Continental Reifen Deutschland GmbH
18797886 PNEUMATIC TIRE WITH 3D KERF Final Rejection HANKOOK TIRE & TECHNOLOGY., LTD.
18039481 LAYERED POSITIVE ELECTRODE MATERIAL, AND PREPARATION METHOD THEREFOR AND USE THEREOF Non-Final OA SVolt Energy Technology Co., Ltd.
18306828 Immersion Cooling of Battery Cells with Passage Design between Cells Non-Final OA Caterpillar lnc.

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