Prosecution Insights
Last updated: October 27, 2026

Patricia Lynn Engle, USPTO Patent Examiner

Listed by the USPTO as ENGLE, PATRICIA LYNN

Tech Center 3900 • Art Units: 3612 3991 3993

This examiner grants 62% of resolved cases

Analysis

Patricia Lynn Engle examines cases in Art Unit 3612 of Tech Center 3900. She has 259 resolved cases with an allowance rate of 62.5 percent. This rate indicates a relatively favorable outlook for applicants. Furthermore, the interview lift is 31.1 percent, which is a strong indicator that examiner interviews are highly effective in this docket. By engaging in an interview, practitioners can significantly increase the likelihood of allowance above the 62.5 percent baseline.

The median days to allowance for her cases is 953. This timeline is relevant for top companies like Honda Motor Co., Ltd., MAZDA MOTOR Corporation, and CONSTELLIUM SINGEN GMBH. Firms such as Definitive Patents, member Synchrony IP, JCIPRNET, and Studebaker Brackett PLLC are frequently involved in her prosecution. The 953 median days to allowance suggests a standard pace for Tech Center 3900. With 259 resolved cases, the data provides a reliable basis for strategic decisions. The 31.1 percent interview lift should be a primary consideration for any applicant facing a rejection in Art Unit 3612.

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

Performance Statistics

62.5%
Allow Rate
+2.5% vs TC avg
268
Total Applications
+31.1%
Interview Lift
953
Avg Prosecution Days
Based on 259 resolved cases, 2023–2026

Rejection Statute Breakdown

2.0%
§101 Eligibility
18.3%
§102 Novelty
35.0%
§103 Obviousness
20.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18179349 VEHICLE BODY REAR PART STRUCTURE Final Rejection Honda Motor Co., Ltd.
19008001 VEHICLE LOWER BODY STRUCTURE Non-Final OA MAZDA MOTOR CORPORATION

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Frequently Asked Questions

What is examiner Patricia Lynn Engle's allowance rate?

62.5% of resolved applications examined by Patricia Lynn Engle were allowed (259 resolved cases), compared with 74.4% across Art Unit 3612 over the last five years.

Does an interview help with examiner Patricia Lynn Engle?

This examiner's interview lift is +31.1 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Patricia Lynn Engle take to allow a patent?

Applications allowed by Patricia Lynn Engle took 953 days on average from filing to allowance.

Which art unit does examiner Patricia Lynn Engle work in?

Patricia Lynn Engle examines applications in Art Unit 3612 in Tech Center 3900.

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