Prosecution Insights
Last updated: August 18, 2026

Examiner: ESSEX, STEPHAN J

Tech Center 1700 • Art Units: 1727 1795

This examiner grants 66% of resolved cases

Performance Statistics

65.8%
Allow Rate
+0.8% vs TC avg
718
Total Applications
-16.4%
Interview Lift
1360
Avg Prosecution Days
Based on 693 resolved cases, 2023–2026

Rejection Statute Breakdown

0.7%
§101 Eligibility
17.1%
§102 Novelty
64.5%
§103 Obviousness
14.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18287134 BATTERY MODULE WITH IMPROVED SAFETY Non-Final OA LG ENERGY SOLUTION, LTD.
18276402 Free-Folding Apparatus for Pouch-Type Batteries Non-Final OA LG Energy Solution, Ltd.
18270432 SECONDARY BATTERY, SECONDARY BATTERY MANUFACTURING METHOD, BATTERY PACK AND VEHICLE Non-Final OA LG ENERGY SOLUTION, LTD.
18124608 CURRENT COLLECTOR AND PREPARATION METHOD THEREFOR, SECONDARY BATTERY, BATTERY MODULE, BATTERY PACK, AND POWER CONSUMING DEVICE Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18167176 LDH-LIKE COMPOUND SEPARATOR AND ZINC SECONDARY BATTERY Non-Final OA NGK INSULATORS, LTD.
18467820 DIRECT RECYCLING AND RECOVERY METHOD OF CATHODE MATERIALS FROM SPENT LITHIUM ION BATTERIES Non-Final OA CASE WESTERN RESERVE UNIVERSITY
18449529 THERMAL AND ELECTRICAL MANAGEMENT OF BATTERY PACKS Final Rejection QUANTUMSCAPE BATTERY, INC.
18090086 CURRENT COLLECTOR, ELECTROCHEMICAL DEVICE CONTAINING SAME, AND ELECTRONIC DEVICE Final Rejection Ningde Amperex Technology Limited
17102585 GRAPHENE FOAM-BASED PROTECTIVE LAYER FOR AN ANODE-LESS ALKALI METAL BATTERY Final Rejection Global Graphene Group, Inc.
17069405 ELASTIC POLYMER MATRIX-PROTECTED PARTICLES OF ANODE ACTIVE MATERIALS FOR LITHIUM BATTERIES AND METHOD OF MANUFACTURING Non-Final OA Global Graphene Group, Inc.

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