Prosecution Insights
Last updated: October 02, 2026

Examiner: CAO, VINCENT M

Tech Center 4100 • Art Units: 3622 3688 4100

This examiner grants 55% of resolved cases

Analysis

Vincent M. Cao is an examiner in Tech Center 4100 and Art Unit 3622. He has 459 resolved cases. The allowance rate for these cases is 55.3%, and the interview lift is 31.5%. This 31.5% lift indicates that interviews are associated with a significant increase in the probability of allowance. Practitioners can use the 31.5% lift to improve their chances of securing a grant in his docket.

The median days to allowance is 1282 for the 459 resolved cases. This 1282-day figure provides a timeline for applications that reach a grant. The 31.5% interview lift suggests that direct communication is a useful tool for reaching the 55.3% allowance rate. With 459 cases resolved, these metrics offer a basis for managing expectations regarding both the outcome and the 1282-day duration of prosecution in Art Unit 3622.

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

Performance Statistics

55.3%
Allow Rate
-4.7% vs TC avg
477
Total Applications
+31.5%
Interview Lift
1282
Avg Prosecution Days
Based on 459 resolved cases, 2023–2026

Rejection Statute Breakdown

38.0%
§101 Eligibility
7.7%
§102 Novelty
41.5%
§103 Obviousness
7.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19146890 METAVERSE MANAGEMENT DEVICE, METAVERSE MANAGEMENT METHOD, AND COMPUTER PROGRAM Non-Final OA Sony Interactive Entertainment Inc.
19303187 MACHINE LEARNING SYSTEMS FOR OPTIMIZING AUDIO ADVERTISEMENTS Non-Final OA Amazon Technologies, Inc.
18765846 CONFIGURABLE RELEVANCE SERVICE PLATFORM INCORPORATING A RELEVANCE TEST DRIVER Non-Final OA Bytedance Inc.
18878833 METHOD AND APPARATUS FOR RETURN EVALUATION, DEVICE AND STORAGE MEDIUM Non-Final OA Lemon Inc.

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