Prosecution Insights
Last updated: October 27, 2026

Vernal U Brown, USPTO Patent Examiner

Listed by the USPTO as BROWN, VERNAL U

Tech Center 3600 • Art Units: 1747 2612 2681 2683 2684 2686 2689 3646

This examiner grants 70% of resolved cases

Analysis

BROWN, VERNAL U handles art unit 1747 matters in tech center 3600. The profile records 1197 resolved cases, an allowance rate of 69.5%, an interview lift of 13.6%, and a median time to allowance of 1118 days. The broad case history makes the figures useful for portfolio planning. The allowance outcome supports attention to claim quality at filing, while the interview measure indicates a more limited recorded effect from interviews within this profile.

The listed companies are NEC Corporation, NXP Semiconductors N.V., and Huawei Technologies Co., Ltd. The leading firms are ARENTFOX SCHIFF LLP, BIRCH STEWART KOLASCH & BIRCH, LLP, and BROWN RUDNICK LLP. Counsel can use these organizations to orient technology-specific preparation and identify familiar prosecution participants. The median duration remains long enough to make timing analysis important for continuation and commercial planning.

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

Performance Statistics

69.5%
Allow Rate
+17.5% vs TC avg
1,254
Total Applications
+13.6%
Interview Lift
1118
Avg Prosecution Days
Based on 1197 resolved cases, 2023–2026

Rejection Statute Breakdown

2.9%
§101 Eligibility
24.1%
§102 Novelty
56.8%
§103 Obviousness
7.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19123874 PASSAGE CONTROL APPARATUS, SYSTEM, CONTROL METHOD OF PASSAGE CONTROL APPARATUS, AND STORAGE MEDIUM Final Rejection NEC Corporation
18883436 PASSAGE PERMIT DEVICE, SYSTEM, METHOD, AND NON-TRANSITORY COMPUTER READABLE MEDIUM STORING PROGRAM Final Rejection NEC Corporation
18787800 AUTHORIZATION METHOD AND APPARATUS Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
18645910 Control of a Motor Vehicle Final Rejection Bayerische Motoren Werke Aktiengesellschaft
19123858 METHOD FOR RELEASE FOR USE OF TELEMATICS SERVICES, MOBILE COMMUNICATION DEVICE AND COMMUNICATION SYSTEM FOR PERFORMING THE METHOD Non-Final OA MERCEDES-BENZ GROUP AG
18594150 AMBIENT INTERNET OF THINGS TAG READER PROCEDURE FOR ESTIMATION OF TAG CHARGE TIME WITH PERIODIC POSITIONING ACTIVATION REFERENCE SIGNALS Non-Final OA Nokia Technologies Oy
18418843 WIRELESS COMMUNICATION METHOD, TERMINAL DEVICE AND NETWORK DEVICE Final Rejection GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
18921441 CREDIT, SECURITY, DEBIT CARDS AND THE LIKE WITH BUTTONS Final Rejection DYNAMICS INC.

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Frequently Asked Questions

What is examiner Vernal U Brown's allowance rate?

69.5% of resolved applications examined by Vernal U Brown were allowed (1,197 resolved cases), compared with 38.3% across Art Unit 1747 over the last five years.

Does an interview help with examiner Vernal U Brown?

This examiner's interview lift is +13.6 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Vernal U Brown take to allow a patent?

Applications allowed by Vernal U Brown took 1,118 days on average from filing to allowance.

Which art unit does examiner Vernal U Brown work in?

Vernal U Brown examines applications in Art Unit 1747 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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