Prosecution Insights
Last updated: October 27, 2026

Carol Wang Chan, USPTO Patent Examiner

Listed by the USPTO as CHAN, CAROL WANG

Tech Center 2600 • Art Units: 2662 2666 2672

This examiner grants 84% of resolved cases

Analysis

CHAN, CAROL WANG has 379 resolved cases, with an 84.2% allowance rate and a median of 892 days to allowance. The profile is assigned to Tech Center 2600 and art unit 2662. The 33.6% interview lift is a substantial measured association and supports giving interviews a defined role in prosecution planning.

The listed companies are Mayo Foundation for Medical Education and Research, Micron Technology Inc., and Tokyo Electron Limited. FENWICK & WEST LLP, MILES & STOCKBRIDGE PC, and OGC Law, LLC are the leading listed firms. The company mix spans medical research and semiconductor technologies, offering practitioners useful reference points for docket-specific preparation.

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

Performance Statistics

84.2%
Allow Rate
+22.2% vs TC avg
394
Total Applications
+33.6%
Interview Lift
892
Avg Prosecution Days
Based on 379 resolved cases, 2023–2026

Rejection Statute Breakdown

11.9%
§101 Eligibility
16.6%
§102 Novelty
40.4%
§103 Obviousness
25.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18815717 COMPACT WHOLE SLIDE IMAGE REPRESENTATION LEARNING WITHOUT MEMORY BOTTLENECK Non-Final OA Mayo Foundation for Medical Education and Research
18194536 METHODS AND APPARATUS FOR PERFORMING ANALYTICS ON IMAGE DATA Non-Final OA Micron Technology, Inc.
18985733 INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING METHOD, AND STORAGE MEDIUM Non-Final OA Tokyo Electron Limited
18389049 NON-CONTRASTIVE UNSUPERVISED LEARNING OF PHYSIOLOGICAL SIGNALS FROM VIDEO Final Rejection University of Notre Dame du Lac

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Frequently Asked Questions

What is examiner Carol Wang Chan's allowance rate?

84.2% of resolved applications examined by Carol Wang Chan were allowed (379 resolved cases), compared with 70.1% across Art Unit 2662 over the last five years.

Does an interview help with examiner Carol Wang Chan?

This examiner's interview lift is +33.6 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Carol Wang Chan take to allow a patent?

Applications allowed by Carol Wang Chan took 892 days on average from filing to allowance.

Which art unit does examiner Carol Wang Chan work in?

Carol Wang Chan examines applications in Art Unit 2662 in Tech Center 2600 (Communications).

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