Prosecution Insights
Last updated: October 26, 2026

Chie W Yew, USPTO Patent Examiner

Listed by the USPTO as YEW, CHIE W

Tech Center 2100 • Art Units: 2131 2139

This examiner grants 76% of resolved cases

Analysis

YEW, CHIE W is assigned to tech center 2100 and art unit 2131. The profile covers 294 resolved cases, with an allowance rate of 75.9% and a median of 981 days to allowance. Interviews show a 24.5% lift, indicating a meaningful positive association with allowance outcomes.

The listed companies are Samsung Electronics, Micron Technology, and Cloud Intelligence Assets Holding. The listed firms are SUGHRUE MION, PLLC, FINNEGAN, HENDERSON, FARABOW, GARRETT & DUNNER, and Hovey Williams LLP. Interview preparation may be worthwhile when paired with targeted claim amendments.

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

Performance Statistics

75.9%
Allow Rate
+20.9% vs TC avg
309
Total Applications
+24.5%
Interview Lift
981
Avg Prosecution Days
Based on 294 resolved cases, 2023–2026

Rejection Statute Breakdown

5.1%
§101 Eligibility
11.2%
§102 Novelty
45.4%
§103 Obviousness
29.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19308762 STORAGE DEVICE PROVIDING MULTIPLE LOGICAL TO PHYSICAL MAPPING AND OPERATION METHOD THEREOF Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
19014012 WRITE REQUESTS WITH PARTIAL TRANSLATION UNITS Final Rejection Micron Technology, Inc.
18774784 TECHNIQUES FOR DATA TRANSFER BETWEEN TIERED MEMORY DEVICES Non-Final OA Micron Technology, Inc.
19253543 MEMORY CONTROLLER, MEMORY DEVICE AND MEMORY SYSTEM Non-Final OA SK hynix Inc.

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Frequently Asked Questions

What is examiner Chie W Yew's allowance rate?

75.9% of resolved applications examined by Chie W Yew were allowed (294 resolved cases), compared with 0.0% across Art Unit 2131 over the last five years.

Does an interview help with examiner Chie W Yew?

This examiner's interview lift is +24.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Chie W Yew take to allow a patent?

Applications allowed by Chie W Yew took 981 days on average from filing to allowance.

Which art unit does examiner Chie W Yew work in?

Chie W Yew examines applications in Art Unit 2131 in Tech Center 2100 (Computing & Software).

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