Prosecution Insights
Last updated: October 02, 2026

Examiner: KUO, CHENYUH

Tech Center 3600 • Art Units: 2409 3685 3697

This examiner grants 74% of resolved cases

Analysis

Chenyuh Kuo serves in Tech Center 3600 and Art Unit 2409, with 248 resolved cases. The examiner's allowance rate pct is 73.8, indicating a favorable outlook for patent applicants. This 73.8 allowance rate pct provides a consistent baseline for practitioners evaluating their chances of success in Art Unit 2409.

The interview lift pct is 52.3, showing that interviews provide a very significant boost to the probability of success. This 52.3 lift suggests that direct engagement is an exceptionally powerful tactic for navigating Tech Center 3600, even with a solid 73.8 allowance rate pct. In Art Unit 2409, the 52.3 interview lift pct highlights the importance of verbal negotiation with this examiner.

The median days to allowance is 1009, providing a clear expectation for the timing of the process. Practitioners should factor this 1009 median days to allowance into their strategic planning. The 248 resolved cases provide a consistent view of the examiner's performance. The 1009 median days to allowance offers a reliable temporal benchmark for applicants.

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

Performance Statistics

73.8%
Allow Rate
+21.8% vs TC avg
266
Total Applications
+52.3%
Interview Lift
1009
Avg Prosecution Days
Based on 248 resolved cases, 2023–2026

Rejection Statute Breakdown

26.1%
§101 Eligibility
7.7%
§102 Novelty
35.4%
§103 Obviousness
26.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19469787 METHODS PERFORMED BY A COMPUTING DEVICE Non-Final OA NCHAIN LICENSING AG
19273638 INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND STORAGE MEDIUM Final Rejection NEC Corporation
19273286 INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND STORAGE MEDIUM Final Rejection NEC Corporation
19220645 PEER TO PEER VALUE TRANSFER Final Rejection Mastercard International Incorporated

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