Prosecution Insights
Last updated: October 27, 2026

James Edward Ignaczewski, USPTO Patent Examiner

Listed by the USPTO as IGNACZEWSKI, JAMES EDWARD

Tech Center 3600 • Art Units: 3675

This examiner grants 82% of resolved cases

Performance Statistics

81.6%
Allow Rate
+29.6% vs TC avg
249
Total Applications
-5.4%
Interview Lift
1049
Avg Prosecution Days
Based on 212 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
42.1%
§102 Novelty
43.7%
§103 Obviousness
12.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18438734 Door Handle Assembly Final Rejection Illinois Tool Works Inc.
19477965 ARRANGEMENT FOR THE ELECTRICAL ACTUATION OF AN INNER DOOR OF A VEHICLE WITH A MECHANICAL EMERGENCY ACTUATION Non-Final OA MERCEDES-BENZ GROUP AG
18915090 CARGO RESTRAINT ACTUATOR ASSEMBLY Non-Final OA Goodrich Corporation

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Frequently Asked Questions

What is examiner James Edward Ignaczewski's allowance rate?

81.6% of resolved applications examined by James Edward Ignaczewski were allowed (212 resolved cases), compared with 64.3% across Art Unit 3675 over the last five years.

Does an interview help with examiner James Edward Ignaczewski?

This examiner's interview lift is -5.4 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner James Edward Ignaczewski take to allow a patent?

Applications allowed by James Edward Ignaczewski took 1,049 days on average from filing to allowance.

Which art unit does examiner James Edward Ignaczewski work in?

James Edward Ignaczewski examines applications in Art Unit 3675 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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