Prosecution Insights
Last updated: October 26, 2026

Peter John Bertheaud, USPTO Patent Examiner

Listed by the USPTO as BERTHEAUD, PETER JOHN

Tech Center 3700 • Art Units: 3746

This examiner grants 78% of resolved cases

Analysis

Bertheaud, Peter John handled 1058 resolved cases in Tech Center 3700 and Art Unit 3746. The allowance rate was 78.3%, and the median time to allowance was 1100 days. Interview lift was 8.3%, showing a modest positive association between interviews and allowance outcomes.

Levitronix GmbH, Nidec Powertrain Systems Corporation, and Graco Minnesota Inc. were the leading companies. The leading firms were BakerHostetler, Chrisman Gallo Tochtrop LLC, and CROWELL & MORING LLP. The profile reflects a high allowance rate with a median timeline of 1100 days. Practitioners may use interviews selectively, while emphasizing claim precision and prompt resolution of issues that could otherwise extend prosecution.

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

Performance Statistics

78.3%
Allow Rate
+8.3% vs TC avg
1,081
Total Applications
+8.3%
Interview Lift
1100
Avg Prosecution Days
Based on 1058 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
28.6%
§102 Novelty
39.2%
§103 Obviousness
28.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18282747 MOTOR PUMP, PUMP UNIT, AND METHOD OF BALANCING IMPELLER OF MOTOR PUMP Non-Final OA EBARA CORPORATION

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Frequently Asked Questions

What is examiner Peter John Bertheaud's allowance rate?

78.3% of resolved applications examined by Peter John Bertheaud were allowed (1,058 resolved cases), compared with 68.0% across Art Unit 3746 over the last five years.

Does an interview help with examiner Peter John Bertheaud?

This examiner's interview lift is +8.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Peter John Bertheaud take to allow a patent?

Applications allowed by Peter John Bertheaud took 1,100 days on average from filing to allowance.

Which art unit does examiner Peter John Bertheaud work in?

Peter John Bertheaud examines applications in Art Unit 3746 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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