Prosecution Insights
Last updated: April 19, 2026

Examiner: NGUYEN, HA S

Tech Center 2800 • Art Units: 1766 2837

This examiner grants 57% of resolved cases

Performance Statistics

56.9%
Allow Rate
-11.1% vs TC avg
646
Total Applications
-21.3%
Interview Lift
1231
Avg Prosecution Days
Based on 599 resolved cases, 2023–2026

Rejection Statute Breakdown

1.1%
§101 Eligibility
25.4%
§102 Novelty
39.2%
§103 Obviousness
20.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18546871 PHOSPHAZENE BOND-CONTAINING POLYMER Non-Final OA NIPPON SHOKUBAI CO., LTD.
18157098 METHODS TO ENHANCE THE MECHANICAL RECYCLABILITY OF POLYMERS WITH SELF-HEALING PROPERTIES Non-Final OA SAUDI ARABIAN OIL COMPANY
17784128 POLYUREA COPOLYMER Final Rejection BASF SE
17754080 Melt Flowable Polyamide Composition for Shaped Articles Non-Final OA BASF SE
17295315 ORGANIC LIGHT EMITTING DIODE AND ORGANIC LIGHT EMITTING DEVICE HAVING THEREOF Final Rejection LG DISPLAY CO., LTD.
17627728 MULTI-BLOCK SHAPE MEMORY BIORESORBABLE POLYMERS Non-Final OA Evonik Operations GmbH
18185801 COIL COMPONENT Non-Final OA TAIYO YUDEN CO., LTD.
18119371 METHOD FOR MANUFACTURING FLUOROPOLYMER, SURFACTANT FOR POLYMERIZATION, USE FOR SURFACTANT, AND COMPOSITION Non-Final OA DAIKIN INDUSTRIES, LTD.
18269416 TRANSPARENT CONDUCTING FILM LAMINATE Non-Final OA Resonac Corporation
18035353 Compositions Suitable for Enhancing the Flexural Properties of Objects Containing Vegetable Fibers Non-Final OA Covestro (Netherlands) B.V.
18838879 RESIN COMPOSITION FOR SEALING MATERIAL, SEALING MATERIAL INCLUDING RESIN COMPOSITION, AND SOLID POLYMER FUEL CELL AND WATER ELECTROLYZER INCLUDING SEALING MATERIAL Final Rejection PANAC CO., LTD.
17798227 Polyamide powder and corresponding preparation method Final Rejection ARKEMA FRANCE
17756364 ADHESIVE COMPOSITION Non-Final OA ARKEMA FRANCE
16763564 STRETCHABLE AND ANTI-PILLING FLEXIBLE TEXTILE MATERIAL BASED ON BLOCK COPOLYMER Final Rejection Arkema France
18006476 CHELATION CROSSLINKED POLYMERS, METHODS OF MAKING SAME, AND USES THEREOF Non-Final OA CORNELL UNIVERSITY
17757430 METHOD FOR PREPARING A RESOL-TYPE PHENOLIC RESIN WITH REDUCED FORMALDEHYDE CONTENT Final Rejection COMMISSARIAT À L'ÉNERGIE ATOMIQUE ET AUX ÉNERGIES ALTERNATIVES
17783453 RESIST UNDERLYING FILM-FORMING COMPOSITION FOR NANOIMPRINTING Non-Final OA NISSAN CHEMICAL CORPORATION
18330028 COPOLYESTER FROM TEREPHTHALIC ACID CONTAINING LOW DIETHYLENE GLYCOL Non-Final OA Eastman Chemical Company
18269414 ELEMENTAL SULFUR-ACRYLIC EMULSION Non-Final OA Khalifa University of Science and Technology
18476714 METHOD OF PRODUCING FUNCTIONALIZED POLYMERS, RUBBER COMPOSITION, AND PNEUMATIC TIRE Non-Final OA G-3 Chickadee Purchaser, LLC
17626234 ANHYDROUS ALCOHOL-ALKYLENE GLYCOL COMPOSITION, ANHYDROUS ALCOHOL-BASED URETHANE-MODIFIED POLYOL COMPOSITION, AND USES OF SAME FOR EXPOXY RESIN COMPOSITION Final Rejection SAMYANG CORPORATION
18257912 FIRE-RETARDANT COPOLYMERS AND MOLDING COMPOUNDS Non-Final OA Universität Siegen
17764751 POLYTHIOPHENES IN ORGANIC SOLVENTS Non-Final OA Heraeus Deutschland GmbH & Co. KG
18006712 TWO-COMPONENT ADHESIVE Final Rejection CEMEDINE CO., LTD.
17437194 PROCESS FOR PRODUCING POLYCARBONATE - POINT OF ADDITION OF THE CHAIN TERMINATOR Final Rejection Covestro Intellectual Property GmbH & Co. KG

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