Prosecution Insights
Last updated: October 26, 2026

Brian W Cohen, USPTO Patent Examiner

Listed by the USPTO as COHEN, BRIAN W

Tech Center 1700 • Art Units: 1723 1754 1759 1767 1794 1795

This examiner grants 55% of resolved cases

Analysis

COHEN, BRIAN W is a USPTO patent examiner in tech center 1700 and art unit 1723. The record covers 651 resolved cases, with an allowance rate of 54.8%, a 47.8% interview lift, and a median of 1189 days to allowance. The strong interview association is a central feature of the profile and may justify careful preparation for direct examiner discussion.

The listed companies are Saudi Arabian Oil Company, Schlumberger Technology Corporation, and Robert Bosch GmbH. The listed firms are Cantor Colburn LLP - Power Controls,, CESARI AND MCKENNA, LLP, and Dickinson Wright PLLC - Ann Arbor. These names provide representative context across energy, controls, and industrial technology prosecution.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

54.8%
Allow Rate
-10.2% vs TC avg
683
Total Applications
+47.8%
Interview Lift
1189
Avg Prosecution Days
Based on 651 resolved cases, 2023–2026

Rejection Statute Breakdown

0.6%
§101 Eligibility
14.2%
§102 Novelty
57.6%
§103 Obviousness
24.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18459610 ELECTROLYSIS SYSTEM Non-Final OA Schlumberger Technology Corporation
18344073 ELECTROCHEMICAL CELL DEIONIZATION SYSTEM Non-Final OA Robert Bosch GmbH
18511234 WATER ELECTROLYSIS APPARATUS Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
18294200 ELECTROLYTIC LIQUID GENERATION SYSTEM AND CONTROL SYSTEM Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18691755 COMPOSITION FOR COPPER ELECTRODEPOSITION COMPRISING A POLYAMINOAMIDE TYPE LEVELING AGENT Non-Final OA BASF SE

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Frequently Asked Questions

What is examiner Brian W Cohen's allowance rate?

54.8% of resolved applications examined by Brian W Cohen were allowed (651 resolved cases), compared with 60.0% across Art Unit 1723 over the last five years.

Does an interview help with examiner Brian W Cohen?

This examiner's interview lift is +47.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Brian W Cohen take to allow a patent?

Applications allowed by Brian W Cohen took 1,189 days on average from filing to allowance.

Which art unit does examiner Brian W Cohen work in?

Brian W Cohen examines applications in Art Unit 1723 in Tech Center 1700 (Chemistry & Materials).

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