Prosecution Insights
Last updated: April 19, 2026

Examiner: YOON, TAE H

Tech Center 1700 • Art Units: 1724 1762 1788 1796

This examiner grants 66% of resolved cases

Performance Statistics

66.1%
Allow Rate
+1.1% vs TC avg
1477
Total Applications
+25.4%
Interview Lift
1090
Avg Prosecution Days
Based on 1442 resolved cases, 2023–2026

Rejection Statute Breakdown

0.6%
§101 Eligibility
11.6%
§102 Novelty
47.6%
§103 Obviousness
23.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17865693 COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENT, ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE Non-Final OA IDEMITSU KOSAN CO., LTD.
18128933 POLYMERIC SOLID STATE ELECTROLYTES AND RELATED METHODS Non-Final OA Rivian IP Holdings, LLC
17705988 METAL OXIDE COMPOSITION, METHOD OF MANUFACTURING LIGHT-EMITTING DEVICE USING METAL OXIDE COMPOSITION, AND LIGHT-EMITTING DEVICE Non-Final OA Samsung Display Co., Ltd
18261337 SILICONE URETHANE (METH)ACRYLATES AND THEIR USE IN 3D PRINTING RESINS AND COATING COMPOSITIONS Non-Final OA Evonik Operations GmbH
17814280 ORGANIC COMPOUND, LIGHT-EMITTING DEVICE, DISPLAY APPARATUS, ELECTRONIC DEVICE, LIGHT-EMITTING APPARATUS, AND LIGHTING DEVICE Non-Final OA SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
18130041 HIGH-STRENGTH ACRYLIC ADHESIVES INCORPORATING POLYVINYL BUTYRAL Non-Final OA Illinois Tool Works Inc.
18456061 ANTIMICROBIAL CATHETERS Non-Final OA Board of Regents, The University of Texas System
18547964 TEMPERATURE-SENSITIVE ADHESIVE FOR STOMA AND ADHESIVE TAPE FOR STOMA COMPRISING SAME Non-Final OA Korea Institute of Science and Technology
17830751 Molecular Alignment of Homoleptic Iridium Phosphors Non-Final OA The Regents of the University of Michigan
18267833 Polyphenylene Sulfide Compositions for Laser Direct Structuring Processes and the Shaped Articles Therefore Non-Final OA SHPP GLOBAL TECHNOLOGIES B.V.
18253649 FUNCTIONALISED POLYGLYCINE-POLY(ALKYLENE IMINE)-COPOLYMERS, THE PREPARATION THEREOF AND USE THEREOF FOR PREPARING FORMULATIONS OF OR FOR COMPLEXING ANIONIC ACTIVE INGREDIENTS AND EFFECT SUBSTANCES Non-Final OA FRIEDRICH-SCHILLER-UNIVERSITÄT JENA
18254622 CONDUCTIVE POLYASPARTIC ESTER BASED COMPOSITIONS Non-Final OA Parker-Hannifin Corporation
18233077 PROTEIN-POLYMER NANOASSEMBLIES AND INTRACELLULAR PROTEIN DELIVERY Non-Final OA University of Massachusetts
18870852 SURFACE-TREATED COPPER FOIL, AND COPPER-CLAD LAMINATE AND PRINTED WIRING BOARD INCLUDING THE SURFACE-TREATED COPPER FOIL Non-Final OA FUKUDA METAL FOIL & POWDER CO., LTD.
18278791 HYDROGENATED BLOCK COPOLYMER, METHOD FOR PRODUCING SAME, CRUMB OF SAME, AND GEL COMPOSITION CONTAINING HYDROGENATED BLOCK COPOLYMER Non-Final OA KURARAY CO., LTD.
18448434 SYNTACTIC FOAM Non-Final OA ADVANCED INNERGY LTD
17832156 ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES Non-Final OA Universal Display Corporation
17745939 ORGANIC ELECTROLUMINESCENT MATERIALS AND DEVICES Non-Final OA Universal Display Corporation
16568125 Crosslinkable Aromatic Polymer Compositions for Use in Additive Manufacturing Processes and Methods for Forming the Same Non-Final OA Greene, Tweed Technologies, Inc.
18419778 POLYESTERAMIDES, PROCESSES FOR THE PREPARATION THEREOF, AND POLYESTERAMIDE COMPOSITIONS Final Rejection Eastman Chemical Company
18037839 POLYAMIC ACID COMPOSITION, AND POLYIMIDE COMPRISING SAME Final Rejection PI ADVANCED MATERIALS CO., LTD.
17660058 ORGANIC ELECTROLUMINESCENT MATERIAL AND DEVICE THEREOF Final Rejection BEIJING SUMMER SPROUT TECHNOLOGY CO., LTD.
18276123 Polyimide Compound Non-Final OA OCHANOMIZU UNIVERSITY
18254432 PIEZOELECTRIC POLYLACTIC ACID MATERIAL AND PREPARATION METHOD AND APPLICATION THEREOF Non-Final OA NINGBO MICHI TECHNOLOGY CO., LTD.
18005133 RHEOLOGY-MODIFYING DIFUNCTIONAL COMPOUND Non-Final OA COATEX
18144231 Process For Crosslinking Polysaccharides From Macroalgae to Form a Polymer Material Final Rejection Brabender GmbH & Co. KG
17812297 SEMICONDUCTOR NANOPARTICLE-LIGAND COMPOSITE, MANUFACTURING METHOD OF THEREOF, PHOTOSENSITIVE RESIN COMPOSITION, OPTICAL FILM, ELECTROLUMINESCENT DIODE AND ELECTRONIC DEVICE Non-Final OA DUKSAN NEOLUX CO., LTD

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