Prosecution Insights
Last updated: October 02, 2026

Examiner: SU, SARAH

Tech Center 2400 • Art Units: 2131 2407 2431 2499

This examiner grants 80% of resolved cases

Analysis

Sarah Su is an examiner in Tech Center 2400 and Art Unit 2131. She has a large caseload of 691 resolved cases. Her allowance rate of 80.2 percent is high, indicating a favorable environment for patent applicants. This 80.2 percent rate suggests that she is often able to find allowable subject matter and is receptive to well-reasoned arguments. For practitioners, this is a positive docket that offers a high probability of success.

The interview lift for Su is 18.0 percent. This is a meaningful figure, indicating that direct communication with the examiner provides a helpful boost to the chances of allowance. Even with a high baseline, the 18.0 percent lift can be an effective way to resolve any remaining issues quickly. Practitioners should consider an interview as a standard part of their strategy to ensure a smooth path to a grant.

The median days to allowance for Su is 1060. This timeline is relatively efficient, coming in at an expected duration. The combination of the 80.2 percent allowance rate and the 1060-day median pendency makes Su an effective examiner who provides a clear and relatively fast path to patent issuance. Applicants can expect a high likelihood of success within a reasonable timeframe in her docket.

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

Performance Statistics

80.2%
Allow Rate
+22.2% vs TC avg
701
Total Applications
+18.0%
Interview Lift
1060
Avg Prosecution Days
Based on 691 resolved cases, 2023–2026

Rejection Statute Breakdown

12.0%
§101 Eligibility
18.6%
§102 Novelty
53.4%
§103 Obviousness
8.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19105761 COMPUTER-IMPLEMENTED METHODS AND SYSTEMS FOR IMPROVED COMMUNICATIONS ACROSS A BLOCKCHAIN NETWORK Non-Final OA nChain Licensing AG
18647977 THREAT ANALYSIS AND RISK ASSESSMENT SYSTEM Non-Final OA Volvo Car Corporation
19050584 AUTHENTICATING A USER IN LIVENESS TESTING USING A TRUSTED CAMERA Final Rejection Capital One Services, LLC
18131724 VALIDATION OF CONNECTION REQUESTS FOR A FIREWALL Non-Final OA International Business Machines Corporation
19070089 TECHNIQUES FOR ACCESSING AND INTERACTING WITH DATA USING DATA ABSTRACTION LAYERS IMPLEMENTED BY A DATA GATEWAY Non-Final OA NETFLIX, INC.
19070092 TECHNIQUES FOR ACCESSING AND INTERACTING WITH DATA USING DATA ABSTRACTION LAYERS IMPLEMENTED BY A DATA GATEWAY Non-Final OA NETFLIX, INC.
19061807 LOGGING AND REMEDIATION LOGIC IN MEMORY Non-Final OA Micron Technology, Inc.
18745839 SYSTEMS, METHODS, AND MEDIA FOR VERIFYING SOFTWARE Non-Final OA The Trustees of Columbia University in the City of New York
19173756 ENHANCED DISTRIBUTED ZERO-KNOWLEDGE PROOF GENERATION Non-Final OA The Hong Kong University of Science and Technology

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