Prosecution Insights
Last updated: April 19, 2026

Examiner: KOLB, KATARZYNA I

Tech Center 1700 • Art Units: 1746 1767 1789 1796

This examiner grants 42% of resolved cases

Performance Statistics

42.5%
Allow Rate
-22.5% vs TC avg
254
Total Applications
+16.0%
Interview Lift
1353
Avg Prosecution Days
Based on 181 resolved cases, 2023–2026

Rejection Statute Breakdown

0.6%
§101 Eligibility
23.7%
§102 Novelty
48.7%
§103 Obviousness
14.7%
§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
17779130 CURABLE COMPOSITION SET AND ARTICLE Non-Final OA Resonac Corporation
18877225 Method of Manufacturing a Particulate Composition Non-Final OA Covestro Deutschland AG
17915983 ADDITIVE COMPOSITION, RESIN COMPOSITION CONTAINING SAME, PRODUCTION METHOD THEREFOR, AND MOLDED ARTICLE Final Rejection ADEKA CORPORATION
18296719 IMPACT MODIFIED POLYPROPYLENE COMPOSITION, ARTICLES AND METHOD OF PREPARING SAME Non-Final OA Braskem S.A.
17659182 METHOD FOR PRODUCING AQUEOUS DISPERSION OF POLYTETRAFLUOROETHYLENE Non-Final OA AGC INC.
18037455 POLYMER, FLAME-RETARDANT COMPOSITION, AND METHOD FOR PRODUCING POLYMER Non-Final OA KURARAY CO., LTD.
18037438 POLYMER, FLAME-RETARDANT COMPOSITION, AND METHOD OF PRODUCING POLYMER Final Rejection KURARAY CO., LTD.
18003771 WATER-SOLUBLE FILM AND PACKAGING Final Rejection KURARAY CO., LTD.
18014418 POLYOLEFIN COMPOSITIONS WITH REDUCED SHRINKAGE Final Rejection Borealis AG
18044574 ELASTOMER COMPOSITION, METHOD OF PRODUCING ELASTOMER COMPOSITION, CROSS-LINKED MATERIAL, AND SHAPED OBJECT Non-Final OA ZEON CORPORATION
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
17880407 HYDROPHOBIC POLYOLS WITH ENHANCED HEAT RESISTANCE AND DUST CONTROL FOR FIBROUS MATERIALS Non-Final OA JOHNS MANVILLE
18093847 High Performance Polymer Composition Containing Carbon Nanostructures Non-Final OA Ticona LLC
17762689 DEOXYRIBONUCLEASE USES IN DETERGENT COMPOSITION Final Rejection Novozymes A/S
17998287 TALC PARTICULATE Final Rejection IMERTECH SAS
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
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.
18019311 ADDITIVES FOR FLAME RETARDED POLYOLEFINS Non-Final OA Albemarle Corporation
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.

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