Prosecution Insights
Last updated: April 19, 2026

Examiner: BASS, DIRK R

Tech Center 1700 • Art Units: 1677 1777 1779 1797

This examiner grants 62% of resolved cases

Performance Statistics

62.0%
Allow Rate
-3.0% vs TC avg
863
Total Applications
+22.4%
Interview Lift
1392
Avg Prosecution Days
Based on 831 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
29.0%
§102 Novelty
48.6%
§103 Obviousness
15.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17749276 IONIC-FUNCTIONALIZED WOOD PULP AND RELATED METHODS FOR WATER TREATMENT Non-Final OA THE REGENTS OF THE UNIVERSITY OF MICHIGAN
18287577 SELECTIVELY PERMEABLE MEMBRANE OBTAINED BY CARBONIZATION SULFONATED POLY(PHENYLENE ETHER) COPOLYMER Non-Final OA SHPP Global Technologies B.V.
18208591 SYSTEM FOR PERITONEAL DIALYSIS AND EXTRACORPOREAL BLOOD TREATMENTS Final Rejection BAXTER HEALTHCARE SA
17939404 DIALYSIS SYSTEM WITH ONLINE DIALYSIS FLUID GENERATION Non-Final OA BAXTER HEALTHCARE SA
17504826 SYSTEMS AND METHODS FOR ONSITE SORBENT MATERIAL REUSE Non-Final OA Baxter Healthcare SA
18038050 ULTRAPURE WATER PRODUCTION SYSTEM AND METHOD FOR PRODUCING ULTRAPURE WATER Final Rejection ORGANO CORPORATION
18182362 CHIP AND METHOD FOR ISOLATING RED BLOOD CELL FROM WHOLE BLOOD Final Rejection National Tsing Hua University
18090612 RECYCLING SYSTEM Non-Final OA Abu Dhabi University
17617415 Water Treatment System and Method of Use Thereof Final Rejection Renew Health Limited
18400491 DETECTION KIT FOR CATECHOLAMINES AND METABOLITES THEREOF IN PLASMA/URINE AND DETECTION METHOD THEREOF Non-Final OA Calibra Scientific, Inc.
18497591 FILTER INTERCONNECTS UTILIZING MAGNETIC SHEAR FORCE GENERATED BY CODED POLYMAGNETS Final Rejection KX Technologies LLC
18275589 Method And Apparatus For Separation Of A Substance From Water Non-Final OA Opec Remediation Technologies Pty Ltd
17927497 MEMBRANE EMULSIFICATION APPARATUS WITH REFINER AND METHOD OF PREPARING A REFINED EMULSION Final Rejection MICROPORE TECHNOLOGIES LIMITED
17840812 PROCESS TECHNOLOGY FOR BIOLOGICAL PRODUCT MANUFACTURING AND DOWNSTREAM PURIFICATION Final Rejection Enquyst Technologies Inc.
17781681 Method for Treating and Disposing Wastewater Grit Non-Final OA Marquette University
17699330 PROTEIN AND METABOLITE ENRICHMENT USING FOCUSED ACOUSTIC ENERGY Final Rejection Covaris, LLC

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