Prosecution Insights
Last updated: April 19, 2026

Examiner: BOWERS, NATHAN ANDREW

Tech Center 1700 • Art Units: 1651 1731 1759 1775 1797 1799

This examiner grants 59% of resolved cases

Performance Statistics

59.1%
Allow Rate
-5.9% vs TC avg
1412
Total Applications
+32.2%
Interview Lift
1289
Avg Prosecution Days
Based on 1346 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
14.3%
§102 Novelty
54.3%
§103 Obviousness
16.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18546410 STRUCTURE AND METHODS FOR DETECTION OF SAMPLE ANALYTES Non-Final OA Nautilus Subsidiary, Inc.
18368281 CELL SEPARATION DEVICE AND METHOD FOR USING SAME Non-Final OA CORNING INCORPORATED
18011793 TUBULAR PACKED-BED CELL CULTURE VESSELS, SYSTEMS, AND RELATED METHODS Non-Final OA CORNING INCORPORATED
16447453 DEVICES AND METHODS FOR GENERATION AND CULTURE OF 3D CELL AGGREGATES Final Rejection Corning Incorporated
18749741 System and Method for Creating Tissue Non-Final OA DEKA Products Limited Partnership
18792036 SYSTEM FOR HYPOTHERMIC TRANSPORT OF SAMPLES Non-Final OA Paragonix Technologies, Inc.
17810426 SINGLE-USE CELL CULTURE CONTAINER WITH ONE OR MORE IN-SITU ONLINE SENSORS Non-Final OA Hoffmann-La Roche Inc.
18301463 DETERGENT COMPOSITIONS CONTAINING ENZYMES Final Rejection The Procter & Gamble Company
18370981 Cell Peeling Device and Cell Peeling Method Non-Final OA Hitachi, Ltd.
18547408 MAGNETIC SHEAR BIOREACTOR APPARATUS AND METHODS Non-Final OA THE BOARD OF REGENTS OF THE UNIVERSITY OF TEXAS SYSTEM
18027825 OPERATION METHOD AND OPERATION DEVICE FOR LIVING BODY Non-Final OA NIKON CORPORATION
17759959 MODULAR INCUBATION CHAMBER AND METHOD OF VIRUS INACTIVATION Non-Final OA MERCK PATENT GMBH
18283122 WATER SAMPLING METHOD, WATER SAMPLING DEVICE, AND WATER SAMPLING SYSTEM Non-Final OA Yokogawa Electric Corporation
17821144 APPARATUS FOR MODIFICATION OF CELLS Final Rejection THE CHARLES STARK DRAPER LABORATORY, INC.
17867679 INTER ORGAN PLATFORM FOR MICROPHYSIOLOGICAL SYSTEM ON A CHIP Non-Final OA THE TRUSTEES OF COLUMBIA UNIVERSITY IN THE CITY OF NEW YORK
18988628 SYSTEMS AND METHODS FOR ENHANCED TRANSDUCTION Non-Final OA Cellares Corporation
18920607 SYSTEMS, DEVICES, AND METHODS FOR FLUID CONTROL IN A CELL PROCESSING SYSTEM Non-Final OA Cellares Corporation
18284133 TEMPERATURE-RESPONSIVE POLYMER SURFACE TREATMENT AGENT Non-Final OA TOSOH CORPORATION
18374415 Microfluidic Device And Method For Generating A Skin Construct Non-Final OA Wisconsin Alumni Research Foundation
18261267 FREEZING AND JACKETING GAS-PHASE BIOMOLECULES WITH AMORPHOUS ICE FOR ELECTRON MICROSCOPY Non-Final OA Wisconsin Alumni Research Foundation
18362753 WELL STRUCTURES FOR BIOSENSOR DEVICES Final Rejection Analog Devices International Unlimited Company
18651331 Heat Exchanger System with Flexible Bag Final Rejection Life Technologies Corporation
17960237 System and Method of Electroporation Protocol Optimization Final Rejection Life Technologies Corporation
18044522 FLUIDIZED CHAIN ELONGATION MEMBRANE BIOREACTOR FOR PRODUCTION AND RECOVERY OF CARBOXYLATES FROM ORGANIC BIOMASS Non-Final OA King Abdullah University of Science and Technology
17434500 INTEGRATED BIOREACTOR SYSTEMS Non-Final OA King Abdullah University of Science and Technology
18027145 A METALLIC SAMPLE HOLDER, A PROBE FOR PERFORMNG DETECTION REACTIONS, AND APPARATUS FOR RECEIVING THE SAMPLE HOLDER Non-Final OA ETH ZURICH
17832628 SINGLE CELL WHOLE GENOME AMPLIFICATION VIA MICROPILLAR ARRAYS UNDER FLOW CONDITIONS Non-Final OA CORNELL UNIVERSITY
17926217 METHOD FOR THE ADAPTIVE EVOLUTION OF LIVING CELLS BY CONTINUOUS CELL CULTURE Final Rejection Lesaffre et Compagnie
18033973 CELL CRYOPRESERVATION HOLLOW FIBER MEMBRANE Final Rejection TOYOBO CO., LTD.
18234261 IMAGING-ENABLED BIOREACTOR FOR IN VITRO CULTIVATION AND BIOENGINEERING OF ISOLATED AIRWAY TISSUE Non-Final OA THE TRUSTEES OF THE STEVENS INSTITUTE OF TECHNOLOGY

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