Prosecution Insights
Last updated: October 26, 2026

Eunice Somin Lee, USPTO Patent Examiner

Listed by the USPTO as LEE, EUNICE SOMIN

Tech Center 2600 • Art Units: 2656 2658

This examiner grants 89% of resolved cases

Analysis

Examiner Lee, Eunice Somin works in Tech Center 2600 and Art Unit 2656, with 47 resolved cases. The allowance rate is 89.4 percent, which is a very high success rate for applicants. The interview lift is 24.5 percent, indicating that interviews are an effective way to further increase the chances of an allowance. The median days to allowance is 949 days, providing a standard timeline for the prosecution process.

Top companies such as LY CORPORATION, FEI Company, and Sony Group Corporation are seen in this examiner's docket. Firms like PROCOPIO, CORY, HARGREAVES & SAVITCH LLP, BakerHostetler, and BROADVIEW IP LAW, PC manage the 47 resolved cases. The 949 days to allowance is a key metric for these practitioners when planning their prosecution strategies.

The 89.4 percent allowance rate suggests a very favorable examination environment. The 24.5 percent interview lift is a significant benefit, and practitioners should consider using interviews to resolve any outstanding issues. In Art Unit 2656, the 949 days to allowance and the 47 resolved cases provide a clear picture of an environment where applicants are likely to succeed, especially with proactive engagement.

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

Performance Statistics

89.4%
Allow Rate
+27.4% vs TC avg
67
Total Applications
+24.5%
Interview Lift
949
Avg Prosecution Days
Based on 47 resolved cases, 2023–2026

Rejection Statute Breakdown

23.7%
§101 Eligibility
8.2%
§102 Novelty
63.0%
§103 Obviousness
3.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18842325 INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, INFORMATION PROCESSING PROGRAM, AND INFORMATION PROCESSING SYSTEM Non-Final OA SONY GROUP CORPORATION
19190648 HUMAN-COMPUTER DIALOGUE METHOD, DIALOGUE NETWORK MODEL TRAINING METHOD, AND APPARATUS Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
18961655 CONTENT MODERATION FOR ARTIFICIAL INTELLIGENCE (AI) SYSTEMS Non-Final OA Amazon Technologies, Inc.
18961822 METHOD AND APPARATUS FOR ENHANCING LANGUAGE MODEL-BASED TEXT-TO-SPEECH (TTS) WITH PREFERENCE ALIGNMENT ALGORITHMS Non-Final OA TENCENT AMERICA LLC
18317703 SYSTEMS AND METHODS TO BUILD ONEQG: A UNIFIED QUESTION GENERATION SYSTEM ACROSS MODALITIES Non-Final OA International Business Machines Corporation

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Frequently Asked Questions

What is examiner Eunice Somin Lee's allowance rate?

89.4% of resolved applications examined by Eunice Somin Lee were allowed (47 resolved cases), compared with 60.4% across Art Unit 2656 over the last five years.

Does an interview help with examiner Eunice Somin Lee?

This examiner's interview lift is +24.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Eunice Somin Lee take to allow a patent?

Applications allowed by Eunice Somin Lee took 949 days on average from filing to allowance.

Which art unit does examiner Eunice Somin Lee work in?

Eunice Somin Lee examines applications in Art Unit 2656 in Tech Center 2600 (Communications).

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