Prosecution Insights
Last updated: October 02, 2026

Examiner: CHENG, CHI TANG P

Tech Center 2400 • Art Units: 2416 2463

This examiner grants 81% of resolved cases

Analysis

Chi Tang P. Cheng, an examiner in Tech Center 2400 and Art Unit 2416, has 602 resolved cases. The allowance rate is 81.1%, which is very high. The median days to allowance is 1122, showing a standard timeline for successful prosecution. This 1122-day duration is a key metric for applicants in Art Unit 2416. The 81.1% rate suggests a high probability of success for well-prepared applications.

The interview lift is 24.2%. This suggests that interviews provide a helpful boost to the 81.1% allowance rate. In Tech Center 2400, the 1122-day median pendency is a standard expectation. The 602 resolved cases provide a strong foundation for these metrics. The 24.2% lift indicates that direct communication can be used to finalize allowable subject matter.

Applicants should be encouraged by the 81.1% allowance rate and the 1122-day median to allowance. The 24.2% interview lift can be used to resolve any remaining technical issues. In Art Unit 2416, this examiner's profile is favorable for practitioners. The 602 cases of experience suggest a predictable and efficient path to grant.

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

Performance Statistics

81.1%
Allow Rate
+23.1% vs TC avg
618
Total Applications
+24.2%
Interview Lift
1122
Avg Prosecution Days
Based on 602 resolved cases, 2023–2026

Rejection Statute Breakdown

9.7%
§101 Eligibility
13.3%
§102 Novelty
52.6%
§103 Obviousness
17.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18964081 METHOD AND APPARATUS FOR A DYNAMIC SPECTRUM SHARING IN A WIRELESS COMMUNICATION SYSTEM Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18015895 METHODS, DEVICES, AND MEDIUM FOR COMMUNICATION Non-Final OA NEC CORPORATION
18661335 SIDELINK- INDUCED UU WAKE-UP SIGNAL Final Rejection QUALCOMM Incorporated
18252678 UPLINK CONTROL INFORMATION COOPERATION Non-Final OA QUALCOMM Incorporated
17917856 FIELD MAPPING ORDER PER PHYSICAL LAYER CSI REPORT ON PUSCH Final Rejection QUALCOMM Incorporated
18736023 REPORTING CHANNEL STATE INFORMATION IN A NETWORK ENERGY SAVING MODE Non-Final OA Lenovo (Singapore) Pte. Ltd.
18660130 TECHNIQUES FOR CODE DOMAIN MULTIPLEXING FOR IOT COMMUNICATION Non-Final OA Lenovo (Singapore) Pte. Ltd.
18681225 CONSTRUCTING A HARQ-ACK CODEBOOK Final Rejection Lenovo (Singapore) Pte. Ltd.
18015097 A METHOD FOR DECODING SHORT PHYSICAL UPLINK CONTROL CHANNEL Final Rejection Telefonaktiebolaget LM Ericsson (publ)
18035253 TERMINAL Final Rejection NTT DOCOMO, INC.
18895424 DATA TRANSMISSION METHOD OF COMMUNICATION SYSTEM, TERMINAL, AND NETWORK-SIDE DEVICE Non-Final OA VIVO MOBILE COMMUNICATION CO., LTD.
18899504 MODEL-CONTROLLED LAYER-1 PHYSICAL INTERFACE TRANSCODER TO SUPPORT HYBRID TERRESTRIAL AND NON-TERRESTRIAL GROUND AND SPACE MESH NETWORK Non-Final OA Dell Products L.P.

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