Prosecution Insights
Last updated: October 26, 2026

Charles C Jiang, USPTO Patent Examiner

Listed by the USPTO as JIANG, CHARLES C

Tech Center 2400 • Art Units: 2400 2412 2416 2465 2472

This examiner grants 75% of resolved cases

Analysis

JIANG, CHARLES C is assigned to USPTO Tech Center 2400 and Art Unit 2400. The profile covers 293 resolved cases, a 75.4% allowance rate, and a median of 1180 days to allowance. Interview lift is 17.6%, indicating that interviews have a measurable but restrained association with outcomes.

The listed companies are Qualcomm Incorporated, Google LLC, and Huawei Technologies Co., Ltd. The leading firms are FINNEGAN, HENDERSON, FARABOW, GARRETT & DUNNER, MYERS WOLIN, LLC, and Rimon PC - HW. Practitioners should combine targeted interview requests with carefully supported written amendments.

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

Performance Statistics

75.4%
Allow Rate
+17.4% vs TC avg
314
Total Applications
+17.6%
Interview Lift
1180
Avg Prosecution Days
Based on 293 resolved cases, 2023–2026

Rejection Statute Breakdown

11.8%
§101 Eligibility
17.6%
§102 Novelty
47.5%
§103 Obviousness
19.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18264135 CONTROL SIGNALING FOR WIRELESS COMMUNICATION NETWORK Final Rejection Telefonaktiebolaget LM Ericsson (publ)
17925313 MANAGING COMMUNICATION DURING MCG FAILURE Non-Final OA GOOGLE LLC
18332139 USER DEVICE AND METHOD FOR OPERATING SIDELINK COMMUNICATION Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
18756122 RESOURCE MAPPING FOR A SCHEDULING REQUEST ON A PHYSICAL SIDELINK FEEDBACK CHANNEL Non-Final OA QUALCOMM Incorporated
18525042 MOBILITY ENHANCEMENT FOR USER EQUIPMENT CONNECTED TO NON-TERRESTRIAL NETWORKS Final Rejection QUALCOMM Incorporated
18556522 METHOD AND DEVICE FOR TRANSMITTING CONFIGURED GRANT-DOWNLINK FEEDBACK INFORMATION Non-Final OA Beijing Xiaomi Mobile Software Co., Ltd.

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Frequently Asked Questions

What is examiner Charles C Jiang's allowance rate?

75.4% of resolved applications examined by Charles C Jiang were allowed (293 resolved cases), compared with 49.8% across Art Unit 2400 over the last five years.

Does an interview help with examiner Charles C Jiang?

This examiner's interview lift is +17.6 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Charles C Jiang take to allow a patent?

Applications allowed by Charles C Jiang took 1,180 days on average from filing to allowance.

Which art unit does examiner Charles C Jiang work in?

Charles C Jiang examines applications in Art Unit 2400 in Tech Center 2400 (Networking & Security).

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