Prosecution Insights
Last updated: May 29, 2026

Examiner: KOLB, KATARZYNA I

Tech Center 1700 • Art Units: 1746 1767 1789 1796

This examiner grants 44% of resolved cases

Performance Statistics

44.1%
Allow Rate
-20.9% vs TC avg
258
Total Applications
+17.3%
Interview Lift
1385
Avg Prosecution Days
Based on 195 resolved cases, 2023–2026

Rejection Statute Breakdown

0.9%
§101 Eligibility
7.2%
§102 Novelty
75.5%
§103 Obviousness
2.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18124000 PROCESS FOR MAKING MULTILAYER POLYMER PARTICLES IN AQUEOUS MEDIUM Non-Final OA BASF SE
18426111 ADHESIVES Non-Final OA Purdue Research Foundation
18877225 Method of Manufacturing a Particulate Composition Non-Final OA Covestro Deutschland AG
17997571 METHOD OF MANUFACTURING FILLED POLYURETHANE PARTICLES Non-Final OA Covestro Deutschland AG
18352379 METHOD FOR PRODUCING AQUEOUS POLYTETRAFLUOROETHYLENE DISPERSION Non-Final OA AGC Inc.
17659182 METHOD FOR PRODUCING AQUEOUS DISPERSION OF POLYTETRAFLUOROETHYLENE Non-Final OA AGC INC.
17915983 ADDITIVE COMPOSITION, RESIN COMPOSITION CONTAINING SAME, PRODUCTION METHOD THEREFOR, AND MOLDED ARTICLE Non-Final OA ADEKA CORPORATION
18296719 IMPACT MODIFIED POLYPROPYLENE COMPOSITION, ARTICLES AND METHOD OF PREPARING SAME Non-Final OA Braskem S.A.
18037455 POLYMER, FLAME-RETARDANT COMPOSITION, AND METHOD FOR PRODUCING POLYMER Final Rejection KURARAY CO., LTD.
18003771 WATER-SOLUBLE FILM AND PACKAGING Final Rejection KURARAY CO., LTD.
18689297 SULFUR-CROSSLINKABLE RUBBER-COATING MIXTURE, AND PNEUMATIC VEHICLE TYRE Non-Final OA Continental Reifen Deutschland GmbH
18248926 LOW DENSITY COMPOSITIONS CONTAINING POLYETHER BLOCK AMIDES AND HOLLOW GLASS REINFORCEMENTS AND USE OF SAME Non-Final OA ARKEMA FRANCE
17987865 FLAME-RETARDANT RUBBER COMPOSITION AND OUTER DIAPHRAGM FOR RAIL VEHICLES Final Rejection Sumitomo Riko Company Limited
17939923 METHOD FOR KNEADING RUBBER Non-Final OA Sumitomo Riko Company Limited
17998287 TALC PARTICULATE Final Rejection IMERTECH SAS
18044574 ELASTOMER COMPOSITION, METHOD OF PRODUCING ELASTOMER COMPOSITION, CROSS-LINKED MATERIAL, AND SHAPED OBJECT Non-Final OA ZEON CORPORATION
18032590 ADHESION PROMOTER BASED ON A VAE-BASED REDISPERSIBLE POLYMER POWDER AND A WETTING AGENT, ASPHALT BINDER AND ASPHALT MIXTURE INCLUDING THE SAME Final Rejection Wacker Chemie AG
18494139 Fiber Reinforced Thermoplastic Polymer Composition Containing Flame Retardant Package Non-Final OA Celanese International Corporation
18356569 Composition Containing Cellulose Ester Polymer With Enhanced Melt Strength Agent Non-Final OA Celanese International Corporation
18335662 Cellulose Ester Polymer Product With Increased Melt Flow Properties and Reflectance Non-Final OA Celanese International Corporation
18312134 Fiber Reinforced Thermoplastic Polymer Composition With Flame Retardant Properties Non-Final OA Celanese International Corporation
18119612 High Clarity Polysaccharide Ester Polymer Composition Containing Odor Control Agent Non-Final OA Celanese International Corporation
18088095 AQUEOUS INKJET COMPOSITIONS INCLUDING POLYMERIC THICKENER Final Rejection DuPont Electronics, Inc.
17762689 DEOXYRIBONUCLEASE USES IN DETERGENT COMPOSITION Final Rejection Novozymes A/S
18530417 Stimuli Responsive Associative Thickeners for Architectural Coatings Final Rejection WISys Technology Foundation, Inc.
17628803 Stimuli Responsive Dispersants For Architectural Coatings Non-Final OA WiSys Technology Foundation, Inc.
18290323 STORAGE STABLE PIGMENTED COATING COMPOSITION Non-Final OA Arkema Inc.
17957780 ENVIRONMENT FRIENDLY COLD RAMMING MIXTURE Non-Final OA HINDALCO INDUSTRIES LIMITED
18189357 POLYMER COMPOSITION, METHOD FOR PRODUCING SAME, FORMULATION, CROSSLINKED PRODUCT, AND TIRE Non-Final OA ENEOS Materials Corporation
17915984 RAPID HYDROPHOBIC SURFACE MODIFICATION COMPOSITIONS AND METHODS OF USE THEREOF Non-Final OA Energizer Auto, Inc.

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