Prosecution Insights
Last updated: October 02, 2026

Examiner: WORRELL, KEVIN

Tech Center 3700 • Art Units: 1731 1742 1789 3722

This examiner grants 12% of resolved cases

Performance Statistics

12.5%
Allow Rate
-57.5% vs TC avg
358
Total Applications
-3.1%
Interview Lift
1717
Avg Prosecution Days
Based on 311 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
15.5%
§102 Novelty
58.5%
§103 Obviousness
24.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18917284 ENGINEERED NON-WOVEN TEXTILE AND METHOD OF MANUFACTURING Non-Final OA NIKE, Inc.
18349202 CUSHIONING MATERIAL Final Rejection SEIKO EPSON CORPORATION
18796659 WATER-REPELLENT POLYACRYLONITRILE-BASED ARTIFICIAL HAIR FIBER, METHOD FOR PRODUCING SAME, AND HEAD DECORATION PRODUCT Non-Final OA KANEKA CORPORATION
16732491 GROWTH SUBSTRATE PRODUCT Non-Final OA ROCKWOOL A/S
18714807 Resin Fiber Sheet, Prepreg and Method for Producing Prepreg Non-Final OA ASAHI KASEI KABUSHIKI KAISHA
15120072 SELF SEALING ARTICLES Final Rejection 3M INNOVATIVE PROPERTIES COMPANY
17771670 MULTILAYER PULTRUDED STRUCTURE HAVING A CHEMICAL RESISTANT AND WEATHERABLE TOP LAYER Non-Final OA ARKEMA FRANCE
18874082 WATER-REPELLENT TEXTILE Non-Final OA TORAY Industries, Inc.
18834383 MOLDING BASE MATERIAL, POROUS MATERIAL, SKIN-CORE STRUCTURE, AND STRUCTURAL MEMBER Non-Final OA TORAY INDUSTRIES, INC.
18025298 POLYAMIDE CORE-SHEATH COMPOSITE FIBER AND FABRIC Non-Final OA Toray Industries, Inc.
17974165 THERMOFORMABLE NONWOVEN COMPOSITE Non-Final OA Milliken & Company
18936012 THERMALLY BONDED ARTICLES Non-Final OA Dow Global Technologies LLC
18720911 POLYESTER NONWOVEN FABRIC WITH SUPPRESSED REDUCTION IN PHYSICAL PROPERTIES BY TUFTING PROCESS, METHOD FOR MANUFACTURING SAME, AND BACKING FABRIC FOR CARPET COMPRISING SAME Non-Final OA KOLON INDUSTRIES, INC.
17771503 SKIN COOLING FABRIC, POLYETHYLENE YARN THEREFOR, AND METHOD FOR MANUFACTURING POLYETHYLENE YARN Final Rejection KOLON INDUSTRIES, INC.
18073854 SEMICONDUCTIVE POLYOLEFIN COMPOSITION COMPRISING CARBONACEOUS STRUCTURES, POWER CABLE COMPRISING THE SAME AND USE THEROF Final Rejection Borealis AG
17791273 Flexible Soft Wipe Comprising Individualized Bast Fibers Final Rejection Schweitzer-Mauduit International, Inc.

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