Prosecution Insights
Last updated: May 29, 2026

Examiner: ANBACHT, BRIT ELIZA

Tech Center 1700 • Art Units: 1776

This examiner grants 74% of resolved cases

Performance Statistics

73.6%
Allow Rate
+8.6% vs TC avg
398
Total Applications
+21.1%
Interview Lift
1104
Avg Prosecution Days
Based on 390 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
14.0%
§102 Novelty
77.8%
§103 Obviousness
6.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18592567 GAS SEPARATION MEMBRANE, GAS SEPARATION DEVICE, AND METHOD FOR PRODUCING GAS SEPARATION MEMBRANE Non-Final OA SUMITOMO CHEMICAL COMPANY, LIMITED
17973657 CHEMICAL FILTER ASSEMBLIES Non-Final OA Donaldson Company, Inc.
18228120 AIR PURIFIER WITH ROTATABLE FILTER Non-Final OA BISSELL Inc.
18392085 VOC Absorption-Desorption Apparatus for Volatile Organic Compound Condensing System Non-Final OA EMSOLUTION CO., Ltd.
18475112 FILTER MEDIA HAVING A FINE PORE SIZE DISTRIBUTION Final Rejection Hollingsworth & Vose Company
18242072 Self-Validating Purification System with Automated Operational and Efficacy Testing Non-Final OA LAW OFFICE OF B MOLLDREM

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