Prosecution Insights
Last updated: October 26, 2026

George Sun, USPTO Patent Examiner

Listed by the USPTO as SUN, GEORGE

Tech Center 3700 • Art Units: 3642 3673 3798

This examiner grants 69% of resolved cases

Analysis

Sun, George is assigned to Tech Center 3700 and Art Unit 3642. The record contains 328 resolved cases, with an allowance rate of 69.2%. This provides a meaningful basis for practitioners assessing prosecution expectations and choosing how to present technical distinctions in initial claims and later amendments.

The interview lift is 34.1%, indicating that interviews are associated with improved allowance outcomes in the reported cases. The median time to allowance is 851 days. The listed companies are Wonderland Switzerland, Kohlbrat & Bunz, and Purple Innovation. The listed firms are Volpe Koenig, ABB, and FOLEY & LARDNER.

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

Performance Statistics

69.2%
Allow Rate
-0.8% vs TC avg
356
Total Applications
+34.1%
Interview Lift
851
Avg Prosecution Days
Based on 328 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
31.1%
§102 Novelty
52.2%
§103 Obviousness
12.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19042362 FIXTURE AND METHOD FOR TRANSFERRING BUNDLED CARDBOARD Non-Final OA ABB SCHWEIZ AG
19205348 FOLDABLE PLAYARD HAVING X-FRAME ASSEMBLIES AND CANOPY COVER Non-Final OA WONDERLAND SWITZERLAND AG
19176894 COLLAPSIBLE INFANT PLAYPEN Non-Final OA Wonderland Switzerland AG
18937940 FOLDABLE BASSINET Non-Final OA WONDERLAND SWITZERLAND AG
18778178 CHILD BASSINET Non-Final OA Wonderland Switzerland AG
18846103 MATERIAL HANDLING SYSTEM AND METHOD THEREOF Non-Final OA Nanyang Technological University

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Frequently Asked Questions

What is examiner George Sun's allowance rate?

69.2% of resolved applications examined by George Sun were allowed (328 resolved cases), compared with 67.2% across Art Unit 3642 over the last five years.

Does an interview help with examiner George Sun?

This examiner's interview lift is +34.1 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner George Sun take to allow a patent?

Applications allowed by George Sun took 851 days on average from filing to allowance.

Which art unit does examiner George Sun work in?

George Sun examines applications in Art Unit 3642 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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