Prosecution Insights
Last updated: October 26, 2026

Isaac M Woo, USPTO Patent Examiner

Listed by the USPTO as WOO, ISAAC M

Tech Center 2400 • Art Units: 2154 2155 2161 2163 2166 2431

This examiner grants 91% of resolved cases

Analysis

WOO, ISAAC M is a USPTO patent examiner in tech center 2400 and art unit 2154. The record includes 1309 resolved cases, with an allowance rate of 91.4% and a median of 841 days to allowance. The interview lift of 6.4% is modest compared with the high observed allowance rate.

The principal companies are Capital One Services LLC, Kabushiki Kaisha Toshiba, and Ricoh Company, Ltd. The leading firms are Fox Rothschild LLP, MAIER & MAIER, PLLC, and WPAT, PC. The substantial record provides a strong basis for understanding the observed outcome pattern. Practitioners may use interviews for efficient clarification, while emphasizing precise claim drafting and written responses because the high allowance rate does not eliminate the need for disciplined prosecution.

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

Performance Statistics

91.4%
Allow Rate
+33.4% vs TC avg
1,332
Total Applications
+6.4%
Interview Lift
841
Avg Prosecution Days
Based on 1309 resolved cases, 2023–2026

Rejection Statute Breakdown

11.0%
§101 Eligibility
76.0%
§102 Novelty
4.4%
§103 Obviousness
5.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19346021 SYSTEMS AND METHODS FOR PERSONALIZED GUIDANCE Non-Final OA Capital One Services, LLC
19101485 PRESENTING QUERY RESULT Final Rejection Beijing Zitiao Network Technology Co., Ltd.
19241008 METHOD AND APPARATUS FOR PROCESSING DATA OF VEHICLE Non-Final OA Kia Corporation
19335247 INFORMATION SEARCH METHOD AND APPARATUS, ELECTRONIC DEVICE, AND STORAGE MEDIUM Non-Final OA Tencent Technology (Shenzhen) Company Limited
19322704 MOBILE DEVICE, NETWORK SYSTEM, AND CONTROL METHOD FOR THE SAME Non-Final OA Ricoh Company, Ltd.

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Frequently Asked Questions

What is examiner Isaac M Woo's allowance rate?

91.4% of resolved applications examined by Isaac M Woo were allowed (1,309 resolved cases), compared with 67.7% across Art Unit 2154 over the last five years.

Does an interview help with examiner Isaac M Woo?

This examiner's interview lift is +6.4 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Isaac M Woo take to allow a patent?

Applications allowed by Isaac M Woo took 841 days on average from filing to allowance.

Which art unit does examiner Isaac M Woo work in?

Isaac M Woo examines applications in Art Unit 2154 in Tech Center 2400 (Networking & Security).

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