Prosecution Insights
Last updated: April 19, 2026

Examiner: SERGENT, RABON A

Tech Center 1700 • Art Units: 1765 1796

This examiner grants 54% of resolved cases

Performance Statistics

54.1%
Allow Rate
-10.9% vs TC avg
1023
Total Applications
+24.8%
Interview Lift
1271
Avg Prosecution Days
Based on 970 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
8.0%
§102 Novelty
52.8%
§103 Obviousness
19.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18555434 PROCESS FOR PREPARATION OF A CARBODIIMIDE AND/OR A POLYCARBODIIMIDE Non-Final OA BASF SE
18487225 POLYURETHANE ELASTOMER AND PRODUCTION METHOD THEREFOR Non-Final OA CANON KABUSHIKI KAISHA
18515948 GREEN SYNTHESIS OF AMINO ACID BASED POLY(ESTER UREA)S Non-Final OA Massachusetts Institute of Technology
18556147 POLYURETHANE, ROLLER COVERING AND PRODUCTION METHOD Non-Final OA Voith Patent GmbH
18372913 XANTHENE DERIVATIVE COMPOUND HAVING HIGH REFRACTIVE INDEX AND (CO)POLYMER COMPRISING SAME Non-Final OA RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY
19080211 METHOD OF PREPARING POLYMER PARTICLES AND POLYMER PARTICLES PREPARED THEREBY Non-Final OA SHPP GLOBAL TECHNOLOGIES B.V.
18551044 POLYISOCYANURATE-PREPREGS AND FIBER COMPOSITE COMPONENTS PRODUCED THEREFROM Non-Final OA Covestro Deutschland AG
16577826 Self-Lubricating Medical Articles Non-Final OA Becton, Dickinson and Company
18995535 RHEOLOGY MODIFIER FOR SEALANT OR ADHESIVE FORMULATIONS Non-Final OA Elementis Specialites, Inc.
18262337 CHARGE TRANSFER COMPLEX Non-Final OA ADEKA CORPORATION
18372927 COATING MATERIAL COMPOSITION, KIT, COATING FILM, AND COATING FILM FORMING METHOD Non-Final OA TOSOH CORPORATION
18287100 REDUCING THE CONCENTRATION OF MONOMERIC POLYISOCYANATES IN POLYURETHANE COMPOSITIONS Non-Final OA SIKA TECHNOLOGY AG
18864128 HIGH BIO RENEWABLE CONTENT INKS FOR LAMINATING PRINTING INKS Final Rejection Sun Chemical Corporation
17414225 POLYURETHANE UREA WATER DISPERSION, MATTE COATING MATERIAL, AND SURFACE TREATMENT AGENT Non-Final OA DAINICHISEIKA COLOR & CHEMICALS MFG. CO., LTD.
17054936 POLYURETHANE RESIN, PAINT, STRUCTURE, AND ARTICLE Final Rejection DAINICHISEIKA COLOR & CHEMICALS MFG CO., LTD.
18060356 ARTICLE AND METHOD OF MAKING Non-Final OA SAINT-GOBAIN PERFORMANCE PLASTICS CORPORATION
18245448 WATER-DISPERSIBLE BLOCKED ISOCYANATE, FIBER-TREATING AGENT, WATER REPELLENT, COATING COMPOSITION, AND ADHESIVE Non-Final OA MITSUI CHEMICALS, INC.
18548026 CLEARCOAT COMPOSITIONS FOR PROVIDING CLEARCOATS WITH NO OR REDUCED WHITENING Non-Final OA BASF Coatings GmbH
18562951 METHODS FOR THE RAPID PRODUCTION OF BLOCKED PREPOLYMERS Non-Final OA CARBON, INC.
18285391 CURABLE COMPOSITION, CURED PRODUCT, AND ADHESIVE Non-Final OA DIC Corporation
18276346 LIQUID 1,3-DIOXOLANE COPOLYMERS Non-Final OA WACKER CHEMIE AG
18014081 THERMOPLASTIC POLY(URETHANE-UREA) POLYADDUCTS Non-Final OA Technische Universität Wien
18236354 PROCESS FOR REMOVING CHLORINE FROM A PLASTIC MIXTURE Non-Final OA Anellotech, Inc.
18043732 POLYTHIOL COMPOSITION AND OPTICAL POLYMERIZABLE COMPOSITION COMPRISING SAME Non-Final OA SK pucore co., ltd.
18552433 OXETANE POLYMER, PREPARATION METHOD THEREFOR AND APPLICATION THEREOF, AND ENERGY CURABLE COMPOSITION Non-Final OA CHANGZHOU TRONLY NEW ELECTRONIC MATERIALS CO., LTD.
18273308 POLYURETHANE RESIN COMPOSITION, CURED PRODUCT, FIBER LAMINATE, AND ARTIFICIAL LEATHER Non-Final OA DKS Co. Ltd.
18281974 Inverse thermogelling polyoxazoline copolymers Non-Final OA Julius-Maximilians-Universität Würzburg
18457925 EXTRACTANT FOR ULTRA-HIGH MOLECULAR WEIGHT PE FIBERS AND MEMBRANES, AND METHODS OF PREPARING AND USING THE SAME Non-Final OA Zhejiang Lande Energy Technology Development Co., Ltd.
17998435 A BINDER COMPOSITION Non-Final OA Huntsman International LLC
18005387 STORAGE-STABLE POLYISOCYANATE COMPOSITION AND PREPARATION METHOD THEREFOR Final Rejection WANHUA CHEMICAL (NINGBO) CO., LTD.

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