Prosecution Insights
Last updated: May 29, 2026

Examiner: HUHN, RICHARD A

Tech Center 1700 • Art Units: 1754 1764 1765 1796

This examiner grants 67% of resolved cases

Performance Statistics

66.7%
Allow Rate
+1.7% vs TC avg
920
Total Applications
+5.6%
Interview Lift
1083
Avg Prosecution Days
Based on 891 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
13.4%
§102 Novelty
57.5%
§103 Obviousness
19.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18034743 Super Absorbent Polymer and Preparation Method Thereof Non-Final OA LG Chem, Ltd.
18512980 METHOD FOR MANUFACTURING POLYMER Non-Final OA DAICEL CORPORATION
17398982 PATCH GRAFT COMPOSITIONS FOR CELL ENGRAFTMENT Final Rejection The University of North Carolina at Chapel Hill
18448234 COPOLYMER, MOLDED BODY, INJECTION MOLDED BODY, AND COATED ELECTRICAL WIRE Non-Final OA DAIKIN INDUSTRIES, LTD.
18349237 METHOD FOR PRODUCING FLUOROPOLYMER COMPOSITION Non-Final OA DAIKIN INDUSTRIES, LTD.
17784782 COPOLYMER OF ETHYLENE AND A 1,3-DIENE Non-Final OA COMPAGNIE GENERALE DES ETABLISSEMENTS MICHELIN
18265141 METHOD OF SPONTANEOUSLY PATTERNING A POLYMER DURING FRONTAL POLYMERIZATION Non-Final OA The Board of Trustees of the University of Illinois
18485982 POLYMER PARTICLES Non-Final OA Terumo Corporation
18277331 BIPHENYLPHENOL POLYMERIZATION CATALYSTS Non-Final OA Dow Global Technologies LLC
18042698 RESIN COMPOSITION, COATING COMPOSITION COMPRISING SAME, ELECTRODE FOR STACKING, SEPARATOR FOR STACKING, AND NONAQUEOUS-ELECTROLYTE SECONDARY BATTERY AND PRODUCTING METHOD THEREFOR Final Rejection Kureha Corporation
18661868 VOLATILE OR SEMI-VOLATILE NATURAL ANTIOXIDANTS SOURCED FROM A COMESTIBLE BYPRODUCT Final Rejection Kellanova
18029786 TRANSPARENT ARTICLE Final Rejection Polyplastics Co., Ltd.
18006803 PRODUCTION METHOD FOR CYCLIC OLEFIN COPOLYMER Final Rejection Polyplastics Co., Ltd.
17796522 Ethylene-Alpha-Olefin-Diene Monomer Copolymers Obtained Using Transition Metal Bis(Phenolate) Catalyst Complexes and Homogeneous Process for Production Thereof Non-Final OA ExxonMobil Chemical Patents Inc.
17797155 HIGH Tg ACRYLATE COPOLYMERS WITH NITROGEN-CONTAINING AROMATIC HETEROCYCLIC GROUP Final Rejection TESA SE
18029520 EMPLOYING LOW REACTIVITY HYDROCARBON DISPERSING AGENT IN AQUEOUS POLYMERIZATION OF FLUOROPOLYMERS Non-Final OA THE CHEMOURS COMPANY FC, LLC
18276049 IMINE-BASED LIGAND-CONTAINING COMPLEX CATALYST FOR POLYMERIZING CYCLIC OLEFINIC MONOMER, AND METHOD FOR PREPARING CYCLIC OLEFINIC POLYMER USING SAME Non-Final OA KYUNGPOOK NATIONAL UNIVERSITY INDUSTRY -ACADEMIC COOPERATION FOUNDATION
18267350 SONICATION OF CATALYST IN THE PRODUCTION OF AN ISOOLEFIN HOMOPOLYMER Non-Final OA ARLANXEO SINGAPORE PTE. LTD.
17871164 PROCESS FOR PREPARATION OF BIOLOGICALLY ACTIVE COPOLYMER Non-Final OA RECCE PHARMACEUTICALS LTD

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