Prosecution Insights
Last updated: October 27, 2026

Philip J Bonzell, USPTO Patent Examiner

Listed by the USPTO as BONZELL, PHILIP J

Tech Center 3600 • Art Units: 2855 3636 3642 3644

This examiner grants 79% of resolved cases

Analysis

BONZELL, PHILIP J is assigned to tech center 3600 and art unit 2855. The profile contains 892 resolved cases, with an allowance rate of 78.6%. The median time to allowance is 1055 days, making timing a significant consideration despite the favorable allowance record.

Interviews are associated with a 12.3% lift in the allowance rate. This supports evaluating an interview as a targeted way to address examiner concerns. The listed companies are Airbus Operations GmbH, Mitsubishi Electric Corporation, and Archer Aviation Inc. The listed firms are Xsensus, BRAKE HUGHES BELLERMANN LLP - BETA, and CARLSON, GASKEY & OLDS, P.C. The resolved-case volume gives practitioners a substantial record for file-specific preparation.

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

Performance Statistics

78.6%
Allow Rate
+26.6% vs TC avg
926
Total Applications
+12.3%
Interview Lift
1055
Avg Prosecution Days
Based on 892 resolved cases, 2023–2026

Rejection Statute Breakdown

0.6%
§101 Eligibility
27.0%
§102 Novelty
48.3%
§103 Obviousness
20.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18705044 A GROUND SUPPORT EQUIPMENT Non-Final OA ILLINOIS TOOL WORKS INC.
19386282 SPACE TRAFFIC MANAGEMENT SYSTEM Non-Final OA MITSUBISHI ELECTRIC CORPORATION
19386251 SATELLITE CONSTELLATION FORMING SYSTEM AND GROUND FACILITY Non-Final OA MITSUBISHI ELECTRIC CORPORATION
19124485 SYSTEMS, METHODS, AND DEVICES FOR AN AIRCRAFT CONTROL SYSTEM Final Rejection Supernal, LLC
19285079 ELECTRIC AIRCRAFT ENGINE AND COMPRESSOR FOR ENGINE RETROFIT Non-Final OA Pratt & Whitney Canada Corp.

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Frequently Asked Questions

What is examiner Philip J Bonzell's allowance rate?

78.6% of resolved applications examined by Philip J Bonzell were allowed (892 resolved cases), compared with 76.8% across Art Unit 2855 over the last five years.

Does an interview help with examiner Philip J Bonzell?

This examiner's interview lift is +12.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Philip J Bonzell take to allow a patent?

Applications allowed by Philip J Bonzell took 1,055 days on average from filing to allowance.

Which art unit does examiner Philip J Bonzell work in?

Philip J Bonzell examines applications in Art Unit 2855 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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