Prosecution Insights
Last updated: October 26, 2026

Kyu Chae, USPTO Patent Examiner

Listed by the USPTO as CHAE, KYU

Tech Center 2400 • Art Units: 2426

This examiner grants 70% of resolved cases

Analysis

CHAE, KYU has 640 resolved cases, with a 70.3% allowance rate and a median of 1077 days to allowance. The examiner is in Tech Center 2400 and art unit 2426. The 13.2% interview lift shows a positive measured association, although the record does not establish that interviews caused the outcome.

The listed companies include Comcast Cable Communications LLC, Beijing Zitiao Network Technology Co., Ltd., and Sony Group Corporation. The leading firms are Astute IP Law Group, BRAKE HUGHES BELLERMANN LLP, and Clifford Chi, A.P.C. Applicants in communications, online platforms, or consumer electronics can use these listed relationships to locate relevant experience.

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

Performance Statistics

70.3%
Allow Rate
+12.3% vs TC avg
662
Total Applications
+13.2%
Interview Lift
1077
Avg Prosecution Days
Based on 640 resolved cases, 2023–2026

Rejection Statute Breakdown

11.4%
§101 Eligibility
12.3%
§102 Novelty
58.4%
§103 Obviousness
6.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18282734 VIDEO PROCESSING METHOD AND APPARATUS, AND ELECTRONIC DEVICE AND STORAGE MEDIUM Non-Final OA Beijing Zitiao Network Technology Co., Ltd.
18438495 DEVICE, COMPUTER PROGRAM AND METHOD Final Rejection Sony Group Corporation
18840055 DISPLAY DEVICE SETTINGS SIZES Non-Final OA Hewlett-Packard Development Company, L.P.
19245870 IMAGE PROJECTION DEVICE Non-Final OA GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
19093287 METHOD OF IMAGE FUSION AND DEVICE THEREOF Final Rejection MEDIATEK INC.

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Frequently Asked Questions

What is examiner Kyu Chae's allowance rate?

70.3% of resolved applications examined by Kyu Chae were allowed (640 resolved cases), compared with 67.6% across Art Unit 2426 over the last five years.

Does an interview help with examiner Kyu Chae?

This examiner's interview lift is +13.2 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Kyu Chae take to allow a patent?

Applications allowed by Kyu Chae took 1,077 days on average from filing to allowance.

Which art unit does examiner Kyu Chae work in?

Kyu Chae examines applications in Art Unit 2426 in Tech Center 2400 (Networking & Security).

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