Prosecution Insights
Last updated: October 02, 2026

Examiner: NGUYEN, HAO HONG

Tech Center 2400 • Art Units: 2447 2449 2499

This examiner grants 68% of resolved cases

Analysis

NGUYEN, HAO HONG is an examiner in Art Unit 2447 within Tech Center 2400, with 314 resolved cases. The allowance rate of 67.5 percent shows a moderate to high success rate for applicants. The median days to allowance is 1069, providing a clear expectation for the duration of the prosecution process. With 314 cases, the data highlights the importance of interviews as a strategy for navigating this examiner's requirements.

The interview lift of 37.9 percent is very high, suggesting that direct engagement with the examiner is extremely effective. This lift indicates that applicants who conduct interviews have a much higher probability of securing an allowance in Art Unit 2447. Practitioners should factor the 1069-day median into their planning while prioritizing interviews to leverage the 67.5 percent allowance rate. The 37.9 percent lift is a significant metric, suggesting that verbal negotiation is key to success. Direct communication is a highly productive tool in Tech Center 2400.

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

Performance Statistics

67.5%
Allow Rate
+9.5% vs TC avg
338
Total Applications
+37.9%
Interview Lift
1069
Avg Prosecution Days
Based on 314 resolved cases, 2023–2026

Rejection Statute Breakdown

10.0%
§101 Eligibility
13.2%
§102 Novelty
65.9%
§103 Obviousness
3.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19062348 CAN DEVICE, CAN SYSTEM AND METHOD FOR THE CAN DEVICE Non-Final OA NXP B.V.
18237532 PROVIDING DYNAMIC QUALITY OF SERVICE FOR DEVICES CONNECTED TO A WIRELESS NETWORK Non-Final OA Verizon Patent and Licensing Inc.
18452921 SYSTEMS AND METHODS FOR APPLYING QUALITY OF SERVICE PROFILES BASED ON OBSERVED FLOW DATA RATES Non-Final OA Verizon Patent and Licensing Inc.
18809809 ADAPTIVE STREAMING OF MULTIMEDIA CONTENT Non-Final OA Sony Interactive Entertainment Europe Limited
18993697 DETECTION OF TRAFFIC FROM A RELAYED DEVICE IN A COMMUNICATIONS NETWORK Non-Final OA Telefonaktiebolaget LM Ericsson (publ)
18287757 Methods and Apparatuses for Use in a Network Analytics Tool Non-Final OA Telefonaktiebolaget LM Ericsson (publ)
18496901 RSD PARAMETERS HANDLING FOR PDN LEGGED MA PDU SESSION Final Rejection MEDIATEK INC.
18496903 URSP RULE REUSING PDN LEGGED MA PDU SESSION HANDLING Final Rejection MEDIATEK INC.
18430539 WIRELESS COMMUNICATION METHOD, AND DEVICES Non-Final OA GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
18471087 XR DATA HANDLING ON WI-FI AND CELLULAR ACCESS WITH PDU SET Non-Final OA Cisco Technology, Inc.
18800509 SYSTEMS AND METHODS IMPLEMENTING CONTROLLER-BASED MULTIPLE DOMAIN AUTOMATIC NEXT-HOP RESOLUTION (ANR) IN TRAFFIC ENGINEERING NETWORKS Final Rejection CIENA CORPORATION
18807100 SERVICE PROXY DEVICE, SERVICE PROVIDING SYSTEM, AND SERVICE PROXY METHOD Non-Final OA Yazaki Corporation
18790836 EXTENSIBILITY NETWORKING LAYER OF AN INTEGRATION SYSTEM Final Rejection ConnectWise, LLC
18495780 METHOD AND USER EQUIPMENT FOR REPORTING REMAINING DELAY BUDGET INFORMATION Non-Final OA Industrial Technology Research Institute
18399045 VIDEO STREAMING BITRATE ADAPTATION BASED ON CONGESTION DETECTION Final Rejection RAKUTEN MOBILE, INC.

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