Prosecution Insights
Last updated: October 27, 2026

Chuen-Meei Gan, USPTO Patent Examiner

Listed by the USPTO as GAN, CHUEN-MEEI

Tech Center 4100 • Art Units: 1687 2128 2129 2148 2186 2189 3665 3773 4100

This examiner grants 82% of resolved cases

Analysis

GAN, CHUEN-MEEI is assigned to tech center 4100 and art unit 1687. The record includes 368 resolved cases, with an allowance rate of 81.5% and a median of 1155 days to allowance. Allowance is the predominant recorded outcome, but the median timing indicates that favorable results may still require a lengthy prosecution period. Interviews show a 41.3% lift, making direct examiner discussion a substantial strategic consideration.

The leading companies are General Electric Company, Assurant Inc., and Taiwan Semiconductor Manufacturing Company, Ltd. The principal firms are ALSTON & BIRD LLP, Cantor Colburn LLP - Collins Aerospace, and DORITY & MANNING, P.A. These names provide useful reference points across engineering, insurance, and semiconductor matters. Applicants can use that context when preparing focused explanations of claim structure and technical distinctions.

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

Performance Statistics

81.5%
Allow Rate
+21.5% vs TC avg
382
Total Applications
+41.3%
Interview Lift
1155
Avg Prosecution Days
Based on 368 resolved cases, 2023–2026

Rejection Statute Breakdown

28.7%
§101 Eligibility
13.0%
§102 Novelty
37.1%
§103 Obviousness
17.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18336491 ARTIFICIAL INTELLIGENCE BASED DATA-DRIVEN INTERCONNECTED DIGITAL TWINS Non-Final OA GENERAL ELECTRIC COMPANY
18171384 SIMULATION MODEL AUTHENTICATION Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18324815 DESIGNING A SHEET PART COMPRISING BEADS Non-Final OA DASSAULT SYSTEMES
18093778 TEST VALIDATION Final Rejection GM Cruise Holdings LLC

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Who Appears Before This Examiner

Top companies before this examiner

Law firms appearing most often

Frequently Asked Questions

What is examiner Chuen-Meei Gan's allowance rate?

81.5% of resolved applications examined by Chuen-Meei Gan were allowed (368 resolved cases), compared with 44.0% across Art Unit 1687 over the last five years.

Does an interview help with examiner Chuen-Meei Gan?

This examiner's interview lift is +41.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Chuen-Meei Gan take to allow a patent?

Applications allowed by Chuen-Meei Gan took 1,155 days on average from filing to allowance.

Which art unit does examiner Chuen-Meei Gan work in?

Chuen-Meei Gan examines applications in Art Unit 1687 in Tech Center 4100.

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month