Prosecution Insights
Last updated: August 18, 2026

Examiner: YOON, TAE H

Tech Center 3700 • Art Units: 1724 1762 1763 1764 1788 1796 3752

This examiner grants 66% of resolved cases

Performance Statistics

66.5%
Allow Rate
-3.5% vs TC avg
1,487
Total Applications
+24.7%
Interview Lift
1057
Avg Prosecution Days
Based on 1467 resolved cases, 2023–2026

Rejection Statute Breakdown

1.3%
§101 Eligibility
15.0%
§102 Novelty
41.5%
§103 Obviousness
29.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18233077 PROTEIN-POLYMER NANOASSEMBLIES AND INTRACELLULAR PROTEIN DELIVERY Final Rejection University of Massachusetts
18290737 POLY(ETHER ESTER) COPOLYMER, AND METHOD FOR PREPARING THE SAME Non-Final OA LG CHEM, LTD.
18568575 METHOD FOR PREPARING POLYLACTIC ACID POLYMER Non-Final OA LG CHEM, LTD.
17814280 ORGANIC COMPOUND, LIGHT-EMITTING DEVICE, DISPLAY APPARATUS, ELECTRONIC DEVICE, LIGHT-EMITTING APPARATUS, AND LIGHTING DEVICE Non-Final OA SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
18711621 POLYESTER RESIN AND ARTICLES PREPARED THEREFROM Non-Final OA SK CHEMICALS CO., LTD.
18569125 FURANYL GROUP-CONTAINING ORGANOPOLYSILOXANE AND PRODUCTION METHOD THEREOF Non-Final OA Shin-Etsu Chemical Co., Ltd.
18294745 CHEMICAL-RECYCLED PET FIBER, RUBBER-FIBER COMPOSITE, CONVEYOR BELT, HOSE AND TIRE Non-Final OA BRIDGESTONE CORPORATION
18416131 BIODEGRADABLE FILMS COMPRISING POLYHYDROXYALKANOATES Non-Final OA TSINGHUA UNIVERSITY
18569992 TWO-PART CURABLE COMPOSITIONS Non-Final OA 3M INNOVATIVE PROPERTIES COMPANY
18261337 SILICONE URETHANE (METH)ACRYLATES AND THEIR USE IN 3D PRINTING RESINS AND COATING COMPOSITIONS Non-Final OA Evonik Operations GmbH
18413755 Polyimide-Gold-Nanorod J-aggregates with Broadened Surface Plasmonic Resonance Band and Method of Manufacture Non-Final OA Government of the United States, as represented by the Secretary of the Air Force
18414191 BIOMASS EPOXY RESIN COMPOSITION AND METHOD OF FORMING THE SAME AND OLIGOMER Non-Final OA INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
18569645 SHUTDOWN METHOD FOR A PROCESS FOR PREPARING AN OLEFIN OXIDE Non-Final OA Dow Global Technologies LLC
18278791 HYDROGENATED BLOCK COPOLYMER, METHOD FOR PRODUCING SAME, CRUMB OF SAME, AND GEL COMPOSITION CONTAINING HYDROGENATED BLOCK COPOLYMER Final Rejection KURARAY CO., LTD.
17718757 ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES Final Rejection Universal Display Corporation

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