Prosecution Insights
Last updated: October 02, 2026

Examiner: HEIN, DEVIN C

Tech Center 3700 • Art Units: 2151 3683 3686 3715

This examiner grants 46% of resolved cases

Analysis

Devin C. Hein is a patent examiner in Art Unit 2151, which falls under Tech Center 3700. He has a substantial portfolio of 308 resolved cases. His allowance rate is 46.1 percent, suggesting a challenging prosecution environment where fewer than half of the applications are granted. This 46.1 percent rate indicates that applicants must be prepared for rigorous scrutiny and potential multiple rounds of rejection. The 308 resolved cases provide a strong foundation for analyzing his examination tendencies.

The data highlights a significant opportunity for applicants through the use of interviews. The interview lift is 29.5 percent, which is a substantial increase over the 46.1 percent baseline allowance rate. This suggests that direct engagement with the examiner is a highly effective strategy for resolving issues and moving applications toward allowance. Given the 29.5 percent lift, practitioners should strongly consider scheduling an interview early in the prosecution process to address the examiner's concerns and clarify the technical aspects of the invention in Art Unit 2151.

The median days to allowance for his cases is 1273. This is a relatively long timeline for applications in Tech Center 3700. Applicants should factor this 1273-day median pendency into their long-term intellectual property planning. The combination of a 46.1 percent allowance rate and a 1273-day median pendency underscores the necessity of using every available tool, particularly the 29.5 percent interview lift, to navigate the process efficiently.

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

Performance Statistics

46.1%
Allow Rate
-23.9% vs TC avg
343
Total Applications
+29.5%
Interview Lift
1273
Avg Prosecution Days
Based on 308 resolved cases, 2023–2026

Rejection Statute Breakdown

32.8%
§101 Eligibility
12.1%
§102 Novelty
38.9%
§103 Obviousness
11.9%
§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.
19068356 SYSTEMS AND METHODS FOR COORDINATION OF MEDICATION ADJUSTMENT AND NEUROMODULATION THERAPY Non-Final OA Boston Scientific Neuromodulation Corporation
18833082 GUIDANCE ASSISTANCE APPARATUS, GUIDANCE ASSISTANCE METHOD, AND COMPUTER-READABLE RECORDING MEDIUM Final Rejection NEC Corporation
18713777 STRESS ESTIMATION METHOD Final Rejection NEC Corporation
18954228 CONFLICTING DATA STREAMS IN MULTI-SYSTEM INTERACTION Non-Final OA Cilag GmbH International
19327264 COMPUTER-IMPLEMENTED WORKFLOW GENERATION METHOD, INFORMATION PROCESSING APPARATUS, AND NON-TRANSITORY COMPUTER-READABLE RECORDING MEDIUM Non-Final OA Fujitsu Limited
18713758 SYSTEMS AND METHODS FOR IDENTIFYING SUBJECTS FOR CLINICAL TRIALS Final Rejection Eli Lilly and Company
19080665 System for Medicinal Supply Monitoring and Management for Pooled Medicinal Product Across Studies Non-Final OA Merck Sharp & Dohme LLC
19012201 FAIRNESS-AWARE DOMAIN GENERALIZATION FOR MEDICAL DECISION MAKING Final Rejection NEC Laboratories America, Inc.
19268294 PATIENT MANAGEMENT BASED ON SENSED INPUTS Final Rejection Hill-Rom Services, Inc.
18150237 DIGITAL ANTIMICROBIAL STEWARDSHIP SYSTEM Final Rejection Roche Molecular Systems, Inc.
18086375 TAGGING PATIENT REFERRALS Non-Final OA Matrixcare, Inc.
19104555 RADIATION TRACKING AND MONITORING SYSTEM Non-Final OA Medtronic Vascular, Inc.
18855182 PREDICTING ALBUMINURIA USING MACHINE LEARNING Final Rejection ASTRAZENECA AB

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