Prosecution Insights
Last updated: August 17, 2026

Examiner: WALLS, CYNTHIA KYUNG SOO

Tech Center 1700 • Art Units: 1723 1724 1726 1751 1795

This examiner grants 72% of resolved cases

Performance Statistics

71.5%
Allow Rate
+6.5% vs TC avg
971
Total Applications
-0.7%
Interview Lift
1262
Avg Prosecution Days
Based on 916 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
19.3%
§102 Novelty
54.0%
§103 Obviousness
23.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17920150 POSITIVE ELECTRODE ACTIVE MATERIAL FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERIES, AND NONAQUEOUS ELECTROLYTE SECONDARY BATTERY Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
17915051 POSITIVE ELECTRODE FOR SECONDARY BATTERIES, AND SECONDARY BATTERY Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18255475 METHOD FOR DETERMINING THE LENGTH AND/OR VOLUME OF THE PURGE PATH WITHIN A FUEL CELL SYSTEM Final Rejection Robert Bosch GmbH
18989635 Lithium Secondary Battery Final Rejection LG Energy Solution, Ltd.
18917529 Method of Manufacturing Electrode for Secondary Battery Using Insulating Composition Including Aqueous Binder Substituted with Non-Aqueous Solvent Non-Final OA LG Energy Solution, Ltd.
18778084 Negative Electrode and Lithium Secondary Battery Non-Final OA LG Energy Solution, Ltd.
18687287 BATTERY PACK AND DEVICE INCLUDING THE SAME Non-Final OA LG ENERGY SOLUTION, LTD.
18267047 MULTI-ROLLER SYSTEM, AND DEVICE AND METHOD FOR FORMING BATTERY CAN Non-Final OA LG ENERGY SOLUTION, LTD.
18028406 METHOD OF MANUFACTURING ELECTRODE FOR SECONDARY BATTERY USING INSULATING COMPOSITION INCLUDING AQUEOUS BINDER SUBSTITUTED WITH NON-AQUEOUS SOLVENT Final Rejection LG ENERGY SOLUTION, LTD.
17908725 Negative Electrode and Secondary Battery Including Same Non-Final OA LG Energy Solution, Ltd.
18210361 EXPANSION PANEL FOR BATTERY CELLS Non-Final OA Cummins Inc.
17156457 NEGATIVE ACTIVE MATERIAL FOR RECHARGEABLE LITHIUM BATTERY, AND RECHARGEABLE LITHIUM BATTERY INCLUDING SAME Non-Final OA Samsung SDI Co., Ltd.
16700203 NEGATIVE ACTIVE MATERIAL COMPOSITE FOR RECHARGEABLE LITHIUM BATTERY, METHOD OF PREPARING THE SAME, NEGATIVE ELECTRODE INCLUDING THE SAME, AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME Final Rejection Samsung SDI Co., Ltd.
18464932 POSITIVE ELECTRODE ACTIVE MATERIAL, SECONDARY BATTERY, BATTERY MODULE, BATTERY PACK AND POWER CONSUMING DEVICE Final Rejection CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18333345 ELECTROLYTIC SOLUTION, SECONDARY BATTERY AND POWER CONSUMPTION APPARATUS Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18173328 LITHIUM-NICKEL-MANGANESE-BASED COMPOSITE OXIDE MATERIAL, SECONDARY BATTERY, AND ELECTRIC APPARATUS Final Rejection CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
17942022 SECONDARY BATTERY AND PREPARATION METHOD THEREOF, AND BATTERY MODULE, BATTERY PACK, AND APPARATUS CONTAINING SECONDARY BATTERY Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18242146 Anode Active Material for Lithium Secondary Battery, Anode Active Material Slurry and Lithium Secondary Battery Including the Same Non-Final OA SK ON CO., LTD.
17702838 Cathode Active Material for Lithium Secondary Battery and Lithium Secondary Battery Including the Same Non-Final OA SK ON CO., LTD.
16884207 LITHIUM SECONDARY BATTERY Final Rejection SK INNOVATION CO., LTD.
17771907 SURFACE-STABILIZED LINIO2 AS HIGH CAPACITY CATHODE FOR LI ION BATTERIES Final Rejection Board of Regents, The University of Texas System
15839810 PASTING PAPER FOR BATTERIES COMPRISING MULTIPLE FIBER TYPES Non-Final OA Hollingsworth & Vose Company

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