Prosecution Insights
Last updated: August 18, 2026

Examiner: COOLEY, CHARLES E

Tech Center 3700 • Art Units: 1774 1791 1797 3761 3762

This examiner grants 79% of resolved cases

Performance Statistics

79.1%
Allow Rate
+9.1% vs TC avg
1,539
Total Applications
+15.0%
Interview Lift
1033
Avg Prosecution Days
Based on 1502 resolved cases, 2023–2026

Rejection Statute Breakdown

0.8%
§101 Eligibility
26.6%
§102 Novelty
33.1%
§103 Obviousness
29.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18431838 METHOD AND APPARATUS FOR BIOLOGICAL CELL HARVESTING Non-Final OA Genentech, Inc.
18648511 IMPELLER ASSEMBLY AND BATTERY SLURRY MIXING AND STIRRING EQUIPMENT HAVING SAME Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18255016 COMPACT CONTAINMENT SYSTEM FOR ISOLATING, PROCESSING AND PACKAGING PHARMACEUTICAL PRODUCTS Non-Final OA MERCK SHARP & DOHME LLC
18116006 DIRECT CHARGE CONCRETE MIXER Non-Final OA Oshkosh Corporation
18106282 MODULAR MIXING IMPELLER Non-Final OA Parker-Hannifin Corporation
18014320 APPARATUS AND METHOD FOR COOLING OF FRESH CONCRETE Final Rejection L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude
18510597 MIXING DEVICE AND BEVERAGE MIXING APPARATUS INCLUDING THE SAME Final Rejection WISTRON CORPORATION
18571387 LIQUID-LIQUID CENTRIFUGAL EXTRACTOR Non-Final OA TECHNISCHE UNIVERSITÄT WIEN
18705505 Actuator For A Dual Pump Dispensing System Non-Final OA ELC Management LLC
18618686 DEVICE AND METHOD FOR PROCESSING PLASTIC MATERIAL Non-Final OA Coperion GmbH
18684177 CENTRIFUGE Non-Final OA Andreas Hettich GmbH & Co. KG

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