Prosecution Insights
Last updated: October 27, 2026

Brian M O'Hara, USPTO Patent Examiner

Listed by the USPTO as O'HARA, BRIAN M

Tech Center 3600 • Art Units: 3642 3644

This examiner grants 75% of resolved cases

Analysis

O'HARA, BRIAN M is assigned to tech center 3600 and art unit 3642. The record includes 605 resolved cases, an allowance rate of 75.2%, and a median of 1149 days to allowance. Interviews show a 20.5% lift, indicating a meaningful relationship with allowance outcomes. The profile supports combining a structured written response with an interview strategy when the examiner's concerns can be addressed through focused technical discussion.

The listed companies are Tusas- Turk Havacilik Ve Uzay Sanayii Anonim Sirketi, Airbus SAS, and Kubota Corporation. The listed firms are Bridgeway IP Law Group, PLLC, Clifford Chi, A.P.C., and CRGO Global. Counsel may use interviews to test amendment language and explain distinctions over the cited art, while preparing for a prosecution period reflected by the median allowance timing.

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

Performance Statistics

75.2%
Allow Rate
+23.2% vs TC avg
621
Total Applications
+20.5%
Interview Lift
1149
Avg Prosecution Days
Based on 605 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
30.2%
§102 Novelty
43.7%
§103 Obviousness
24.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19046235 COOLING OF GAS FLOWING OVER AIRCRAFT STRUCTURE Final Rejection AIRBUS (S.A.S.)
18483017 SYSTEMS AND METHODS FOR PRINTING ON A SUBSTRATE Non-Final OA THE BOEING COMPANY
19248011 UNMANNED AERIAL VEHICLE Final Rejection Kubota Corporation

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Frequently Asked Questions

What is examiner Brian M O'Hara's allowance rate?

75.2% of resolved applications examined by Brian M O'Hara were allowed (605 resolved cases), compared with 67.2% across Art Unit 3642 over the last five years.

Does an interview help with examiner Brian M O'Hara?

This examiner's interview lift is +20.5 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 M O'Hara take to allow a patent?

Applications allowed by Brian M O'Hara took 1,149 days on average from filing to allowance.

Which art unit does examiner Brian M O'Hara work in?

Brian M O'Hara examines applications in Art Unit 3642 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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