Prosecution Insights
Last updated: October 26, 2026

Devin C Hein, USPTO Patent Examiner

Listed by the USPTO as HEIN, DEVIN C

Tech Center 3700 • Art Units: 2151 3683 3686 3715

This examiner grants 46% of resolved cases

Analysis

Devin C. Hein works in Tech Center 3700 and Art Unit 2151, where he has 309 resolved cases. His allowance rate is 46.0%, and the median days to allowance is 1273. These metrics suggest a challenging examination process with a relatively long timeline for applicants seeking a patent grant.

The interview lift of 29.7% is a key statistic for practitioners. This 29.7% lift indicates that interviews are a very effective tool for increasing the 46.0% allowance rate. Top companies like Boston Scientific Corporation, NEC Corporation, and Medtronic Vascular Inc. have appeared in his docket. Firms such as K&L Gates LLP-Boston, MAIER & MAIER, PLLC, and Muncy, Geissler, Olds & Lowe, P.C. are also frequently involved.

The 309 resolved cases provide a solid basis for these performance indicators in Art Unit 2151. The 1273 median days to allowance is an important figure for setting realistic timelines with clients. Practitioners should use the 29.7% interview lift as a primary strategy to improve upon the 46.0% allowance rate and secure a patent.

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

Performance Statistics

46.0%
Allow Rate
-24.0% vs TC avg
347
Total Applications
+29.7%
Interview Lift
1273
Avg Prosecution Days
Based on 309 resolved cases, 2023–2026

Rejection Statute Breakdown

33.1%
§101 Eligibility
12.2%
§102 Novelty
38.2%
§103 Obviousness
12.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18611519 METHODS AND USER INTERFACES FOR ACCESSING AND MANAGING WORKOUT CONTENT AND INFORMATION Final Rejection Apple Inc.
19357681 ARCHITECTURE FOR INTEROPERABLE UROLOGY OPERATING ROOM Non-Final OA Boston Scientific Scimed, Inc.
18833082 GUIDANCE ASSISTANCE APPARATUS, GUIDANCE ASSISTANCE METHOD, AND COMPUTER-READABLE RECORDING MEDIUM Final Rejection NEC Corporation
18713777 STRESS ESTIMATION METHOD Final Rejection NEC Corporation
19228075 SYSTEM AND METHOD FOR EXTRACTING, USING AN ARTIFICIAL INTELLIGENCE MODEL, CRITERIA FOR DETERMINING A DIAGNOSIS BY A RULE-BASED ECG ANALYSIS MODEL Final Rejection GE Precision Healthcare LLC
18683025 INFORMATION PROVISION METHOD FOR PREDICTING HEALTH CONDITION OF CONSUMER AND SUPPORTING HEALTH MAINTENANCE AND IMPROVEMENT Final Rejection OTSUKA PHARMACEUTICAL CO., LTD.

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Frequently Asked Questions

What is examiner Devin C Hein's allowance rate?

46.0% of resolved applications examined by Devin C Hein were allowed (309 resolved cases), compared with 81.0% across Art Unit 2151 over the last five years.

Does an interview help with examiner Devin C Hein?

This examiner's interview lift is +29.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Devin C Hein take to allow a patent?

Applications allowed by Devin C Hein took 1,273 days on average from filing to allowance.

Which art unit does examiner Devin C Hein work in?

Devin C Hein examines applications in Art Unit 2151 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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