Prosecution Insights
Last updated: October 02, 2026

Examiner: ZHU, RICHARD Z

Tech Center 2600 • Art Units: 2625 2654 2675

This examiner grants 69% of resolved cases

Analysis

Richard Z Zhu is an examiner in Tech Center 2600 and Art Unit 2625, with 734 resolved cases. The allowance rate is 69.3 percent, which serves as the baseline for successful outcomes. This rate suggests the standard for examination where cases reach a final allowance on this docket.

The interview lift is 15.7 percent. This indicates that an interview is a productive step in the prosecution process, providing an increase in the likelihood of allowance compared to the 69.3 percent base rate. Practitioners can use the 15.7 percent lift to justify the time and expense of a formal discussion with the examiner to resolve outstanding rejections.

The median days to allowance is 1200. This duration represents the typical time required to navigate from filing to a patent grant. Based on 734 resolved cases, the 1200-day median pendency and the previously noted allowance rate offer a clear statistical profile for applications processed in Art Unit 2625.

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
765
Total Applications
+15.7%
Interview Lift
1200
Avg Prosecution Days
Based on 734 resolved cases, 2023–2026

Rejection Statute Breakdown

13.1%
§101 Eligibility
20.5%
§102 Novelty
59.7%
§103 Obviousness
4.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18939275 Audio Codec Bitrate Using Directional Loudness 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.
18477082 Corpus Annotation Method and Apparatus, and Related Device Non-Final OA Huawei Cloud Computing Technologies Co., Ltd.
18597703 SYSTEM AND METHOD FOR ELECTRONIC COMMUNICATION Final Rejection Capital One Services, LLC
18512252 APPARATUS FOR VOICE RECOGNITION AND METHOD THEREOF Final Rejection Kia Corporation
19015554 INFORMATION PROCESSING METHOD, ELECTRONIC DEVICE, AND STORAGE MEDIUM Non-Final OA Lenovo (Beijing) Limited
19032646 AUDIO CODING METHOD AND APPARATUS Final Rejection Telefonaktiebolaget LM Ericsson (publ)
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
18556177 SYSTEM AND METHOD FOR SMART BROADCAST MANAGEMENT Non-Final OA Cochlear Limited
18589639 HUMAN-MACHINE INTERACTION METHOD AND APPARATUS, COMPUTER READABLE STORAGE MEDIUM AND ELECTRONIC DEVICE Non-Final OA BEIJING HORIZON INFORMATION TECHNOLOGY CO., LTD.

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