Prosecution Insights
Last updated: October 26, 2026

Candice Chan, USPTO Patent Examiner

Listed by the USPTO as CHAN, CANDICE

Tech Center 2800 • Art Units: 2800 2813

This examiner grants 72% of resolved cases

Analysis

Candice Chan operates in Art Unit 2800 within Tech Center 2800 and has 556 resolved cases. The examiner maintains an allowance rate of 72.5 percent. This figure indicates the proportion of applications that result in a patent grant. Practitioners can use this rate to evaluate the likelihood of success for cases assigned to this examiner.

The data reveals an interview lift of 19.5 percent. This metric shows the increase in the allowance rate when an interview is held between the practitioner and the examiner. The median days to allowance is 1209. This pendency figure serves as a benchmark for estimating the time required to reach a grant. This duration is a key consideration for applicants planning their intellectual property timelines.

Samsung Electronics Co., Ltd. and Taiwan Semiconductor Manufacturing Company, Ltd. are top companies in this examiner's caseload. Advanced Semiconductor Engineering Inc. also appears frequently in the records. Legal representation is often provided by firms such as FOLEY & LARDNER LLP and BIRCH STEWART KOLASCH & BIRCH, LLP. Cooper Legal Group LLC is also listed as a top firm for these 556 resolved cases. These statistics provide a clear view of the examiner's historical performance.

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

Performance Statistics

72.5%
Allow Rate
+4.5% vs TC avg
617
Total Applications
+19.5%
Interview Lift
1209
Avg Prosecution Days
Based on 556 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
26.2%
§102 Novelty
53.1%
§103 Obviousness
17.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18604705 SEMICONDUCTOR DEVICE Non-Final OA Samsung Electronics Co., Ltd.
18398957 SEMICONDUCTOR LIGHT EMITTING DEVICE Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18124118 SEMICONDUCTOR PACKAGE AND PACKAGE MODULE INCLUDING THE SAME Final Rejection SAMSUNG ELECTRONICS CO., LTD.
18516581 DISPLAY DEVICE Final Rejection LG Display Co., Ltd.
18448287 SEMICONDUCTOR DEVICE AND METHOD FOR FABRICATING THE SAME Final Rejection SK hynix Inc.
18449824 SEMICONDUCTOR DEVICE STRUCTURE WITH CONTACT STRUCTURE AND METHOD FOR FORMING THE SAME Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18126690 SEMICONDUCTOR STRUCTURE AND METHOD OF MANUFACTURE Non-Final OA Taiwan Semiconductor Manufacturing Company Limited

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Who Appears Before This Examiner

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Frequently Asked Questions

What is examiner Candice Chan's allowance rate?

72.5% of resolved applications examined by Candice Chan were allowed (556 resolved cases), compared with 69.7% across Art Unit 2800 over the last five years.

Does an interview help with examiner Candice Chan?

This examiner's interview lift is +19.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Candice Chan take to allow a patent?

Applications allowed by Candice Chan took 1,209 days on average from filing to allowance.

Which art unit does examiner Candice Chan work in?

Candice Chan examines applications in Art Unit 2800 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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