Prosecution Insights
Last updated: October 26, 2026

Guoxing Fan, USPTO Patent Examiner

Listed by the USPTO as FAN, GUOXING

Tech Center 2400 • Art Units: 2462

This examiner grants 76% of resolved cases

Analysis

FAN, GUOXING is assigned to technology center 2400 and art unit 2462. The profile covers 51 resolved cases, a 76.5% allowance rate, an interview lift of 12.3%, and a median of 1225 days to allowance. The allowance outcome is favorable, while the interview measure shows a modest positive association. The case volume is limited enough to warrant measured interpretation.

Huawei Technologies Co., Ltd., Qualcomm Incorporated, and Lenovo (United States) Inc. are among the listed companies. The listed firms are Kunzler Needham Hilton - Lenovo, ARENTFOX SCHIFF LLP, and Baker Botts L.L.P. Practitioners may use interviews for focused clarification while relying on well-supported written amendments as the principal tool. The median timing indicates that allowance planning should accommodate a prolonged prosecution path.

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

Performance Statistics

76.5%
Allow Rate
+18.5% vs TC avg
101
Total Applications
+12.3%
Interview Lift
1225
Avg Prosecution Days
Based on 51 resolved cases, 2023–2026

Rejection Statute Breakdown

1.3%
§101 Eligibility
22.4%
§102 Novelty
71.5%
§103 Obviousness
2.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18841229 MODELING WIRELESS TRANSMISSION CHANNEL WITH PARTIAL CHANNEL DATA USING GENERATIVE MODEL Final Rejection Telefonaktiebolaget LM Ericsson (publ)
18729131 METHODS, AND NETWORK NODES FOR HANDLING COMMUNICATION IN A WIRELESS COMMUNICATIONS NETWORK Final Rejection Telefonaktiebolaget LM Ericsson (publ)
17923965 SINGLE TB TRANSMISSION OVER MULTIPLE SLOTS Non-Final OA Telefonaktiebolaget LM Ericsson (publ)
17982822 METHOD AND APPARATUS FOR TRANSMITTING POWER HEADROOM REPORT BY USER EQUIPMENT IN WIRELESS COMMUNICATION SYSTEM Non-Final OA LG Electronics Inc.
18012073 METHOD AND SYSTEM FOR EAS LIFECYCLE MANAGEMENT WITH EDGE DATA NETWORK SELECTION Final Rejection Samsung Electronics Co., Ltd.
18897418 SATELLITE COMMUNICATION METHOD AND APPARATUS Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
18885479 COMMUNICATION METHOD AND APPARATUS Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
18774615 IN-VEHICLE COMMUNICATION METHOD, APPARATUS, AND SYSTEM Final Rejection HUAWEI TECHNOLOGIES CO., LTD.
18753155 PACKET SIGNATURE BASED QUALITY OF SERVICE (QOS) CLASSIFICATION Final Rejection Huawei Technologies Co., Ltd.
17798537 COMMUNICATION APPARATUS AND COMMUNICATION METHOD FOR CONTROL SIGNALING Non-Final OA Panasonic Intellectual Property Corporation of America
18838172 MULTIPLEXING TECHNIQUES FOR SIMULTANEOUS UPLINK CONTROL CHANNEL TRANSMISSIONS ON A SINGLE COMPONENT CARRIER Final Rejection QUALCOMM Incorporated
18546926 TECHNIQUES FOR CHANNEL STATE INFORMATION AND CHANNEL COMPRESSION SWITCHING Final Rejection QUALCOMM INCORPORATED
17885293 TRANSPORT BLOCK SIZE FOR SIDELINK COMMUNICATIONS Non-Final OA QUALCOMM Incorporated
18841213 Enhancement of Code-Division Multiplexing Design for Demodulation Reference Signals Non-Final OA Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
18860529 CONFIGURING PARTICIPATION IN A RADIO SENSING OPERATION Non-Final OA Lenovo (Singapore) Pte. Ltd.
17916713 SPATIAL PARAMETER CAPABILITY INDICATION Non-Final OA Lenovo (Singapore) PTE. LTD.
18841183 MULTI-CHANNEL SCHEDULING Non-Final OA Lenovo (Singapore) Pte. Limited
17709400 METHOD OF SEARCH SPACE MONITORING AND USER EQUIPMENT USING THE SAME Final Rejection SHARP KABUSHIKI KAISHA
17987457 COMMUNICATION METHOD AND APPARATUS FOR MULTICAST AND BROADCAST SERVICE, MEDIUM, AND ELECTRONIC DEVICE Non-Final OA Tencent Technology (Shenzhen) Company Limited
18914516 METHOD FOR RECEIVING PDCCH AND DEVICES Non-Final OA GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
17937159 APPARATUS, METHODS, AND COMPUTER PROGRAMS Final Rejection NOKIA TECHNOLOGIES OY
18764495 GAP CONFLICT PROCESSING METHODS AND APPARATUSES, TERMINAL, AND NETWORK SIDE DEVICE Non-Final OA VIVO MOBILE COMMUNICATION CO., LTD.
18917953 Ultra-Wideband Ranging Assistance for WI-FI Roaming Non-Final OA Cisco Technology, Inc.
18680748 MOBILE TERMINAL AND METHOD OF TRANSMITTING CHANNEL STATE INFORMATION THROUGH THE MOBILE TERMINAL Final Rejection SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION

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Frequently Asked Questions

What is examiner Guoxing Fan's allowance rate?

76.5% of resolved applications examined by Guoxing Fan were allowed (51 resolved cases), compared with 72.8% across Art Unit 2462 over the last five years.

Does an interview help with examiner Guoxing Fan?

This examiner's interview lift is +12.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Guoxing Fan take to allow a patent?

Applications allowed by Guoxing Fan took 1,225 days on average from filing to allowance.

Which art unit does examiner Guoxing Fan work in?

Guoxing Fan examines applications in Art Unit 2462 in Tech Center 2400 (Networking & Security).

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