Prosecution Insights
Last updated: April 19, 2026

Examiner: WORRELL, KEVIN

Tech Center 1700 • Art Units: 1742 1789

This examiner grants 12% of resolved cases

Performance Statistics

11.5%
Allow Rate
-53.5% vs TC avg
346
Total Applications
-6.9%
Interview Lift
2177
Avg Prosecution Days
Based on 296 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
21.1%
§102 Novelty
51.9%
§103 Obviousness
23.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18349202 CUSHIONING MATERIAL Final Rejection SEIKO EPSON CORPORATION
15120072 SELF SEALING ARTICLES Non-Final OA 3M INNOVATIVE PROPERTIES COMPANY
18513836 MODIFIED CROSS-SECTION FIBER Non-Final OA Murata Manufacturing Co., Ltd.
19107872 FIBER PREFORM CONTAINING TEXTILE MARKERS Non-Final OA SAFRAN CERAMICS
18206917 HYBRID KNITTED FABRICS AND LAYERED COMPOSITE MATERIALS FOR NON-SCORE PASSENGER AIRBAG APPLICATIONS Non-Final OA INTEVA PRODUCTS, LLC
16578793 CEILING BOARD AND TILE WITH REDUCED DISCOLORATION Final Rejection Owens Corning Intellectual Capital, LLC
18023888 SEA-ISLAND-TYPE COMPOSITE FIBER, AND FIBER PRODUCT INCLUDING SEA-ISLAND-TYPE COMPOSITE FIBER Non-Final OA Toray Industries, inc.
18073854 SEMICONDUCTIVE POLYOLEFIN COMPOSITION COMPRISING CARBONACEOUS STRUCTURES, POWER CABLE COMPRISING THE SAME AND USE THEROF Non-Final OA Borealis AG
13858704 POLYMERIC MESH PRODUCTS, METHOD OF MAKING AND USE THEREOF Non-Final OA POLY-MED, INC.
18030463 FILAMENT, STRUCTURE, RESIN COMPOSITION, AND METHOD FOR PRODUCING FILAMENT Final Rejection Mitsubishi Gas Chemical Company, Inc.
18347319 COMPOSITE MATERIAL AND ITS PREPARATION Non-Final OA City University of Hong Kong
17771670 MULTILAYER PULTRUDED STRUCTURE HAVING A CHEMICAL RESISTANT AND WEATHERABLE TOP LAYER Final Rejection ARKEMA FRANCE
17762082 AN ARTIFICIAL FEATHER FILLING MATERIAL Final Rejection IKEA Supply AG
18640023 POLYURETHANE POLYMERS COMPRISING POLYSACCHARIDES Non-Final OA NUTRITION & BIOSCIENCES USA 4, INC.
17810583 Suspended Ceiling Tile System Including Panel With Silicate Coating For Improved Acoustical Performance Final Rejection USG INTERIORS, LLC
17974165 THERMOFORMABLE NONWOVEN COMPOSITE Final Rejection Milliken & Company
17771503 SKIN COOLING FABRIC, POLYETHYLENE YARN THEREFOR, AND METHOD FOR MANUFACTURING POLYETHYLENE YARN Non-Final OA KOLON INDUSTRIES, INC.
18536783 MULTILAYER FABRIC FOR PERSONAL PROTECTIVE EQUIPMENT TO PROTECT WEARER FROM FLAME AND/OR ARC FLASH, AND PERSONAL PROTECTIVE EQUIPMENT FORMED OF THE SAME Non-Final OA TAESAN INDUSTRIAL CORPORATION
18275772 LIGHTWEIGHT MULTILAYER SUBSTRATES Non-Final OA Interfacial Consultants LLC
18348922 ARTIFICIAL TURF WITH PASSIVE TEMPERATURE CONTROL Non-Final OA APT ASIA PACIFIC PTY. LTD.
18348861 INFILL MATERIAL FOR ARTIFICIAL TURF AND ARTIFICIAL TURF WITH PASSIVE TEMPERATURE CONTROL Non-Final OA APT ASIA PACIFIC PTY. LTD.
17623955 BICOMPONENT THERMOPLASTIC POLYURETHANE FIBERS AND FABRICS MADE THEREFROM Non-Final OA Lubrizol Advanced Materials, Inc.
17780705 Molded Body, Sandwich Panel Using Same And Method For Manufacturing Same Final Rejection LX Hausys, Ltd.
18093431 BRAIDED TWINE AND METHOD FOR PREPARING THE SAME FOR FISHING AND AQUACULTURE APPLICATIONS Non-Final OA GARWARE TECHNICAL FIBRES LIMITED
17891277 METHOD FOR PRODUCING A NONWOVEN ITEM, NONWOVEN ITEM AND HYGIENE ARTICLE Final Rejection Nitto Advanced Film Gronau GmbH
17794534 BIODEGRADABLE NON-WOVEN FABRIC AND METHOD FOR PRODUCING THE SAME Final Rejection Glatfelter Gernsbach GmbH
17787944 PROCESS FOR PRODUCING A NONWOVEN FROM BACTERIAL NANOCELLULOSE Final Rejection Kim Köster & Cord Henning Labuhn GbR
17765278 DEEP-DRAWN SEGMENT Final Rejection SYMPATEX TECHNOLOGIES GMBH
17453277 Linoleum floor covering Final Rejection Forbo Flooring B.V.
17509658 Textile Materials Comprising Tapes In Two Oblique Orientations And Its Method And Means For Production Non-Final OA TAPE WEAVING SWEDEN AB

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