Prosecution Insights
Last updated: October 27, 2026

Richard Z Zhu, USPTO Patent Examiner

Listed by the USPTO as ZHU, RICHARD Z

Tech Center 2600 • Art Units: 2625 2654 2675

This examiner grants 69% of resolved cases

Analysis

ZHU, RICHARD Z works in Tech Center 2600 and Art Unit 2625. The profile covers 736 resolved cases and an allowance rate of 69.3%. The median time to allowance is 1200 days, so prosecution timing should be considered when setting filing, continuation, and commercialization plans.

The interview lift is 15.5%, showing a moderate association with allowance outcomes. A focused interview may help clarify the examiner’s concerns, but the applicant should carry the substantive distinctions into the written record. The represented companies include Samsung Electronics Co., Ltd., Huawei Technologies Co., Ltd., and Ramp Business Corporation. The listed firms are Anova Law Group, PLLC, FENWICK & WEST LLP, and FINNEGAN, HENDERSON, FARABOW, GARRETT & DUNNER.

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

Performance Statistics

69.3%
Allow Rate
+7.3% vs TC avg
775
Total Applications
+15.5%
Interview Lift
1200
Avg Prosecution Days
Based on 736 resolved cases, 2023–2026

Rejection Statute Breakdown

13.4%
§101 Eligibility
20.8%
§102 Novelty
59.0%
§103 Obviousness
4.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19032646 AUDIO CODING METHOD AND APPARATUS Final Rejection Telefonaktiebolaget LM Ericsson (publ)
18939304 COMMAND DETECTION FOR CONTINUOUS CONVERSATION WITH DIGITAL ASSISTANTS USING AUTO ENCODERS AND JOINT LAYERS Non-Final OA Samsung Electronics Co., Ltd.
18604138 TEXT DATA PROCESSING METHOD, NEURAL-NETWORK TRAINING METHOD, AND RELATED DEVICE Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
19033267 REAL-TIME NAMED ENTITY BASED TRANSACTION APPROVAL Final Rejection Ramp Business Corporation
18512252 APPARATUS FOR VOICE RECOGNITION AND METHOD THEREOF Final Rejection Kia Corporation
19224763 AUDIO DE-IDENTIFICATION Non-Final OA Microsoft Technology Licensing, LLC
19015554 INFORMATION PROCESSING METHOD, ELECTRONIC DEVICE, AND STORAGE MEDIUM Non-Final OA Lenovo (Beijing) Limited
18212038 CONTEXT BASED TRANSLATION AND ORDERING OF WEBPAGE TEXT ELEMENTS Non-Final OA International Business Machines Corporation
18821808 AUDIO PROCESSING METHOD, AUDIO PROCESSING SYSTEM, AND PROGRAM Final Rejection Yamaha Corporation
18900327 Machine Learning Model-Based Entity Tracing Final Rejection Disney Enterprises, Inc.
19054727 LLM TECHNIQUES FOR DETERMINISTIC DATA ANALYSIS AND REVIEW Non-Final OA DryRun Security Co.

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Frequently Asked Questions

What is examiner Richard Z Zhu's allowance rate?

69.3% of resolved applications examined by Richard Z Zhu were allowed (736 resolved cases), compared with 66.5% across Art Unit 2625 over the last five years.

Does an interview help with examiner Richard Z Zhu?

This examiner's interview lift is +15.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Richard Z Zhu take to allow a patent?

Applications allowed by Richard Z Zhu took 1,200 days on average from filing to allowance.

Which art unit does examiner Richard Z Zhu work in?

Richard Z Zhu examines applications in Art Unit 2625 in Tech Center 2600 (Communications).

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