Prosecution Insights
Last updated: August 18, 2026

Examiner: NGUYEN, KHANH TUAN

Tech Center 2800 • Art Units: 1743 1761 1766 1796 2892

This examiner grants 74% of resolved cases

Performance Statistics

74.4%
Allow Rate
+6.4% vs TC avg
1,101
Total Applications
+18.7%
Interview Lift
993
Avg Prosecution Days
Based on 1076 resolved cases, 2023–2026

Rejection Statute Breakdown

1.0%
§101 Eligibility
24.2%
§102 Novelty
47.8%
§103 Obviousness
19.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18005234 Method of Preparing Positive Electrode Active Material Non-Final OA LG Chem, Ltd.
18563325 ANODE PRE-DISPERSION SOLUTION, ANODE COMPOSITION COMPRISING SAME, ANODE FOR LITHIUM SECONDARY BATTERY COMPRISING ANODE COMPOSITION, LITHIUM SECONDARY BATTERY COMPRISING ANODE, AND METHOD FOR MANUFACTURING ANODE COMPOSITION Non-Final OA LG ENERGY SOLUTION, LTD.
18719035 METHOD OF MAKING PARTICULATE (OXY)HYDROXIDES, AND PARTICULATE (OXY)HYDROXIDES Final Rejection BASF SE
18288284 QUANTUM-DOT-CONTAINING FILM, LIGHT-EMITTING ELEMENT, QUANTUM DOT COMPOSITION AND METHOD FOR PRODUCING SAME, AND METHOD FOR PRODUCING QUANTUM-DOT-CONTAINING FILM Final Rejection SHARP KABUSHIKI KAISHA
18844836 PRODUCT COMPRISING LITHIATED BAYERITE AND METHOD OF MAKING SUCH A PRODUCT Non-Final OA SAINT-GOBAIN CENTRE DE RECHERCHES ET D'ETUDES EUROPEEN
18968635 RUBBER COMPOSITION FOR TIRE TREAD Final Rejection The Goodyear Tire & Rubber Company
18997902 NEGATIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, METHOD OF MANUFACTURING NEGATIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM ION SECONDARY BATTERY, AND LITHIUM ION SECONDARY BATTERY Non-Final OA SUMITOMO METAL MINING CO., LTD.
18805482 CHARGE MATERIAL FOR RECYCLED LITHIUM-ION BATTERIES Final Rejection Worcester Polytechnic Institute
18566877 RESIN COMPOSITION, RESIN FILM, PRINTED WIRING BOARD, AND SEMICONDUCTOR PACKAGE Non-Final OA Resonac Corporation
18885485 RESIN-BASED COMPOSITE NUCLEAR SHIELDING MATERIAL AND PREPARATION METHOD THEREFOR Non-Final OA Huaneng Nuclear Energy Technology Research Institute Co., Ltd.

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