Prosecution Insights
Last updated: October 02, 2026

Examiner: ZHAO, DAQUAN

Tech Center 2600 • Art Units: 2115 2484 2621

This examiner grants 77% of resolved cases

Analysis

Daquan Zhao is an examiner in Tech Center 2600 and Art Unit 2115, with a large volume of 1049 resolved cases. The allowance rate is 77.2 percent. This 77.2 percent rate indicates a generally favorable outlook for applications in this art unit. The 1049 resolved cases suggest a well-established pattern of prosecution behavior that applicants can rely on for strategic planning in Tech Center 2600.

The median days to allowance is 1009 days. The interview lift is 14.6 percent. While the 14.6 percent lift is moderate, the high baseline allowance rate suggests that many cases reach allowance through written responses alone. The 1009 days median timeline provides a clear expectation for the duration of the prosecution process. With a large number of cases resolved, the examiner's metrics are stable, and the lift offers an additional avenue for success in Art Unit 2115.

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

Performance Statistics

77.2%
Allow Rate
+15.2% vs TC avg
1,071
Total Applications
+14.6%
Interview Lift
1009
Avg Prosecution Days
Based on 1049 resolved cases, 2023–2026

Rejection Statute Breakdown

11.7%
§101 Eligibility
18.5%
§102 Novelty
47.0%
§103 Obviousness
13.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19243674 ACCESSORY INFORMATION GENERATION METHOD, IMAGING SYSTEM, AND ACCESSORY INFORMATION GENERATION PROGRAM Non-Final OA FUJIFILM Corporation
19232684 SYSTEMS AND METHODS FOR SYNCHRONIZATION OF INDEPENDENTLY ENCODED MEDIA STREAMS Non-Final OA Google LLC
19248064 TECHNIQUES FOR PREEMPTIVE SUPPLEMENTAL VIDEO RECORDING Non-Final OA Tyco Fire & Security GMBH
18917843 SYSTEM AND METHOD FOR CLASSIFYING RECORDED CONTENT FOR DELETION Non-Final OA Adeia Guides Inc.
19261368 IMAGING DEVICE Final Rejection NIKON CORPORATION
19222459 CONTENT GENERATION Non-Final OA Beijing Zitiao Network Technology Co., Ltd.
18361026 OBSCURING PERSONAL INFORMATION IN VIDEOS Non-Final OA International Business Machines Corporation
19072233 MODIFYING AND COLLABORATING WITH DIGITAL VIDEOS THROUGH INTERACTIONS WITH VIDEO TRANSCRIPTS Final Rejection Dropbox, Inc.
19010740 3D IMAGING BY LIQUID IMMERSION WITH TILT AND/OR ROTATION Non-Final OA TOKYO ELECTRON LIMITED
19014069 INFORMATION HANDLING SYSTEM WITH A SECURE CAMERA FUNCTION Final Rejection DELL PRODUCTS L.P.
18545862 MULTIMEDIA INFORMATION PROCESSING METHOD, APPARATUS, ELECTRONIC DEVICE, AND MEDIUM Final Rejection Beijing Bytedance Network Technology Co., Ltd.
18911200 Automatic Dubbing: Methods and Apparatuses Non-Final OA Applications Technology (AppTek), LLC

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