Prosecution Insights
Last updated: October 27, 2026

Andrew Chung Suk Oh, USPTO Patent Examiner

Listed by the USPTO as OH, ANDREW CHUNG SUK

Tech Center 2600 • Art Units: 2419 2466 2619

This examiner grants 70% of resolved cases

Analysis

OH, ANDREW CHUNG SUK has resolved 568 cases in Tech Center 2600 and Art Unit 2419. The allowance rate is 70.1%, the interview lift is 14.4%, and the median time to allowance is 1291 days. The positive interview lift indicates that interviews are associated with improved outcomes, although the overall allowance rate remains the principal measure for the resolved docket.

The principal companies are Guangdong OPPO Mobile Telecommunications Corp., Ltd., Qualcomm Incorporated, and Beijing Xiaomi Mobile Software Co., Ltd. The leading firms are Bayes PLLC, VOLPE KOENIG, and APPLE INC. - Fletcher. Practitioners can use the profile to anticipate a moderate-to-favorable allowance record while accounting for a median allowance timeline of 1291 days.

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

Performance Statistics

70.1%
Allow Rate
+8.1% vs TC avg
603
Total Applications
+14.4%
Interview Lift
1291
Avg Prosecution Days
Based on 568 resolved cases, 2023–2026

Rejection Statute Breakdown

5.2%
§101 Eligibility
14.5%
§102 Novelty
59.9%
§103 Obviousness
11.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18681719 COMMUNICATION AMONG HIERARCHY OF MANAGEMENT SYSTEMS Final Rejection Telefonaktiebolaget LM Ericsson (publ)
18551088 DATA SIGNALLING FOR WIRELESS COMMUNICATION Final Rejection Telefonaktiebolaget LM Ericsson (publ)
18969758 METHOD FOR TRANSMITTING AND RECEIVING SIGNAL IN WIRELESS COMMUNICATION SYSTEM AND DEVICE SUPPORTING SAME Non-Final OA LG Electronics Inc.
18894445 METHOD AND APPARATUS OF CELL-SPECIFIC OPERATION FOR CELL DTX ACTIVE TIME Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18810163 ADAPTIVE DATA TRANSMISSION Non-Final OA Apple Inc.
18365801 EXTENDED WIRELESS SIGNAL PROCESSING Final Rejection QUALCOMM Incorporated
18168942 DOWNLINK CONTROL INFORMATION FORMAT FOR MULTI-CELL SCHEDULING Non-Final OA QUALCOMM Incorporated
18852237 CSI PROCESSING MODE SWITCHING METHOD AND APPARATUS, AND MEDIUM, PRODUCT AND CHIP Non-Final OA Beijing Xiaomi Mobile Software Co., Ltd.
18852305 MEASURING METHOD AND APPARATUS, DEVICE, AND STORAGE MEDIUM Non-Final OA BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.
18576946 INFORMATION PROCESSING METHOD AND APPARATUS, AND COMMUNICATION DEVICE AND STORAGE MEDIUM Non-Final OA Beijing Xiaomi Mobile Software Co., Ltd.
18904558 METHOD AND DEVICE FOR TRANSMITTING SSB IN AN UNLICENSED SPECTRUM Non-Final OA GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
18826333 BANDWIDTH PART PROCESSING METHOD, TERMINAL DEVICE AND NETWORK DEVICE Non-Final OA GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
18811959 CHANNEL LISTENING METHOD AND COMMUNICATION DEVICE Final Rejection GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
18399829 TRANSMISSION METHOD, APPARATUS, DEVICE, AND STORAGE MEDIUM Non-Final OA GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
18613921 INFORMATION CONTROL METHOD AND APPARATUS, NETWORK FUNCTION, AND READABLE STORAGE MEDIUM Final Rejection VIVO MOBILE COMMUNICATION CO., LTD.
18216540 RA-RNTI PROCESSING METHOD AND APPARATUS, TERMINAL, AND READABLE STORAGE MEDIUM Final Rejection VIVO MOBILE COMMUNICATION CO., LTD.
18461244 GROUP POWER CONTROL FOR A SECONDARY CELL Non-Final OA Comcast Cable Communications, LLC
18815122 INFORMATION SENDING METHOD AND APPARATUS, INFORMATION RECEIVING METHOD AND APPARATUS, BASE STATION, TERMINAL, AND COMMUNICATION SYSTEM Non-Final OA ZTE Corporation
18020247 SIGNAL TRANSMISSION METHOD, TERMINAL AND NETWORK DEVICE Non-Final OA DATANG MOBILE COMMUNICATIONS EQUIPMENT CO., LTD.

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Frequently Asked Questions

What is examiner Andrew Chung Suk Oh's allowance rate?

70.1% of resolved applications examined by Andrew Chung Suk Oh were allowed (568 resolved cases), compared with 77.3% across Art Unit 2419 over the last five years.

Does an interview help with examiner Andrew Chung Suk Oh?

This examiner's interview lift is +14.4 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Andrew Chung Suk Oh take to allow a patent?

Applications allowed by Andrew Chung Suk Oh took 1,291 days on average from filing to allowance.

Which art unit does examiner Andrew Chung Suk Oh work in?

Andrew Chung Suk Oh examines applications in Art Unit 2419 in Tech Center 2600 (Communications).

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