Prosecution Insights
Last updated: October 26, 2026

Yunsoo Kim, USPTO Patent Examiner

Listed by the USPTO as KIM, YUNSOO

Tech Center 1600 • Art Units: 1641 1644 1645 1674 1699

This examiner grants 66% of resolved cases

Analysis

KIM, YUNSOO works in tech center 1600 and art unit 1641. The record contains 949 resolved cases, with an allowance rate of 66.0%. The median time to allowance is 1323 days, and interviews are associated with a 34.0% lift.

The portfolio lists Regeneron Pharmaceuticals Inc., Genentech Inc., and Akagera Medicines, Inc. The leading firms are COOLEY LLP, Jones Day, and GREENBERG TRAURIG, LLP (BOS). The interview measure supports evaluating examiner engagement as part of prosecution strategy. The recorded timing indicates that applicants should account for a substantial prosecution period when planning portfolio development, licensing, or other business milestones.

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

Performance Statistics

66.0%
Allow Rate
+6.0% vs TC avg
1,006
Total Applications
+34.0%
Interview Lift
1323
Avg Prosecution Days
Based on 949 resolved cases, 2023–2026

Rejection Statute Breakdown

0.6%
§101 Eligibility
16.4%
§102 Novelty
37.6%
§103 Obviousness
22.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18011412 TYPE 2 CYTOKINES AS PREDICTORS OF DISEASE SEVERITY AND/OR AS THERAPEUTIC TARGETS FOR COVID-19 Non-Final OA University of Virginia Patent Foundation
18300339 PHARMACEUTICAL COMPOSITIONS CONTAINING ANTI-BETA AMYLOID ANTIBODIES Non-Final OA Biogen MA Inc.

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Frequently Asked Questions

What is examiner Yunsoo Kim's allowance rate?

66.0% of resolved applications examined by Yunsoo Kim were allowed (949 resolved cases), compared with 45.2% across Art Unit 1641 over the last five years.

Does an interview help with examiner Yunsoo Kim?

This examiner's interview lift is +34.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Yunsoo Kim take to allow a patent?

Applications allowed by Yunsoo Kim took 1,323 days on average from filing to allowance.

Which art unit does examiner Yunsoo Kim work in?

Yunsoo Kim examines applications in Art Unit 1641 in Tech Center 1600 (Biotechnology & Pharmaceuticals).

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