Prosecution Insights
Last updated: October 26, 2026

John B Walsh, USPTO Patent Examiner

Listed by the USPTO as WALSH, JOHN B

Tech Center 3600 • Art Units: 2151 2451 3681

This examiner grants 82% of resolved cases

Analysis

WALSH, JOHN B is assigned to Tech Center 3600 and Art Unit 2151. His docket contains 831 resolved cases, an 82.4% allowance rate, and a median of 1066 days to allowance. The allowance rate shows that most resolved matters reached allowance, while the median timing indicates that this favorable outcome may still require a prosecution period approaching three years.

The interview lift is 8.6%, showing a positive but comparatively modest association between interviews and allowance. The leading companies are Beijing Zitiao Network Technology Co., Ltd., Qualcomm Incorporated, and Sharp Corporation. The principal firms are Astute IP Law Group, FINNEGAN, HENDERSON, FARABOW, GARRETT & DUNNER, and HONIGMAN LLP. Written claim presentation remains important, with interviews serving as a targeted supplement.

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

Performance Statistics

82.4%
Allow Rate
+30.4% vs TC avg
858
Total Applications
+8.6%
Interview Lift
1066
Avg Prosecution Days
Based on 831 resolved cases, 2023–2026

Rejection Statute Breakdown

11.9%
§101 Eligibility
29.9%
§102 Novelty
34.2%
§103 Obviousness
13.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19173103 NETWORK NODES AND METHODS THEREIN FOR NOTIFICATION DELIVERY Non-Final OA Telefonaktiebolaget LM Ericsson (publ)
18561679 INFORMATION PROCESSING METHOD AND APPARATUS, TERMINAL, AND STORAGE MEDIUM Final Rejection Beijing Zitiao Network Technology Co., Ltd.
18361493 INTERACTION METHOD AND APPARATUS, AND ELECTRONIC DEVICE Final Rejection BEIJING ZITIAO NETWORK TECHNOLOGY CO., LTD.
19128928 MANAGING A DATA STREAMING SESSION Non-Final OA QUALCOMM Incorporated
18856693 USER EQUIPMENTS AND METHODS Non-Final OA SHARP KABUSHIKI KAISHA
18256120 CONNECTION ESTABLISHMENT METHOD AND APPARATUS Final Rejection Beijing Xiaomi Mobile Software Co., Ltd.
18651924 Method for Sending Chat Information and Electronic Device Final Rejection VIVO MOBILE COMMUNICATION CO., LTD.
19204040 SHARING VIRTUAL WHITEBOARD CONTENT Non-Final OA Zoom Communications, Inc.
18666367 RESOURCE EXCHANGE AUCTION SYSTEM Non-Final OA GM Global Technology Operations LLC

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Frequently Asked Questions

What is examiner John B Walsh's allowance rate?

82.4% of resolved applications examined by John B Walsh were allowed (831 resolved cases), compared with 81.0% across Art Unit 2151 over the last five years.

Does an interview help with examiner John B Walsh?

This examiner's interview lift is +8.6 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner John B Walsh take to allow a patent?

Applications allowed by John B Walsh took 1,066 days on average from filing to allowance.

Which art unit does examiner John B Walsh work in?

John B Walsh examines applications in Art Unit 2151 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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