Prosecution Insights
Last updated: August 17, 2026

Examiner: NORRIS, CLAIRE A

Tech Center 3700 • Art Units: 1778 1779 3752

This examiner grants 66% of resolved cases

Performance Statistics

65.7%
Allow Rate
-4.3% vs TC avg
886
Total Applications
+28.1%
Interview Lift
1030
Avg Prosecution Days
Based on 846 resolved cases, 2023–2026

Rejection Statute Breakdown

1.0%
§101 Eligibility
12.6%
§102 Novelty
45.2%
§103 Obviousness
33.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18730395 WATER SOFTENING DEVICE Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18266853 METHOD FOR TREATING ORGANIC WASTEWATER Non-Final OA Kubota Corporation
17848308 SYSTEMS FOR CATALYTICALLY REMOVING PER- AND POLYFLUOROALKYL SUBSTANCES FROM A FLUID AND RELATED METHODS Non-Final OA ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITY
18792529 FLUID STERILIZATION DEVICE Non-Final OA Toshiba Lighting & Technology Corporation
18540481 Method for High Purity High Throughput Isolation of Extracellular Vesicles Using Size Exclusion Chromatography Final Rejection Northeastern University
18639414 WATER FILTRATION ASSEMBLY OF AN APPLIANCE Non-Final OA Haier US Appliance Solutions, Inc.
18710765 WASTEWATER OXIDATION WITH HYDROGEN PEROXIDE INJECTED IN THE AIR-GAP OF A VESSEL Non-Final OA Dow Global Technologies LLC

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