Prosecution Insights
Last updated: October 01, 2026

Examiner: LAU, HOI CHING

Tech Center 2800 • Art Units: 2612 2682 2686 2689 2855

This examiner grants 74% of resolved cases

Analysis

Hoi Ching Lau has handled 1085 resolved cases in Tech Center 2800. His allowance rate pct of 74.5% in Art Unit 2612 indicates a generally consistent path toward patent issuance for three-quarters of his cases. This baseline provides a favorable starting point for practitioners managing applications on his docket.

The data highlights the effectiveness of interviews, showing an interview lift pct of 15.7%. This suggests that verbal communication is a valuable strategy for increasing the 74.5% baseline allowance rate. Direct engagement appears to be a productive way to resolve examiner concerns and move applications toward a final grant.

The median_days_to_allowance is 891. This pendency figure gives practitioners a realistic expectation of the time required to reach a favorable conclusion in Art Unit 2612. By utilizing the 15.7% lift from interviews, applicants may be able to navigate the 74.5% allowance environment more effectively within this timeframe.

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

Performance Statistics

74.5%
Allow Rate
+6.5% vs TC avg
1,102
Total Applications
+15.7%
Interview Lift
891
Avg Prosecution Days
Based on 1085 resolved cases, 2023–2026

Rejection Statute Breakdown

5.4%
§101 Eligibility
11.5%
§102 Novelty
54.7%
§103 Obviousness
18.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18524117 SYSTEMS AND METHODS FOR PROVIDING ASSISTANCE TO HEARING-IMPAIRED PEDESTRIANS Final Rejection Toyota Motor Engineering & Manufacturing North America, Inc.
18904181 DRIVING ASSISTANCE DEVICE, DRIVING ASSISTANCE METHOD, AND STORAGE MEDIUM Final Rejection HONDA MOTOR CO., LTD.
19059181 REDUCING VULNERABLE ROAD USER (VRU) MESSAGE OVERHEAD AND PRESENTATION COMPLEXITY Non-Final OA QUALCOMM Incorporated
18925350 METHODS OF FACILITATING EMERGENCY ASSISTANCE Final Rejection State Farm Mutual Automobile Insurance Company
18981334 MESSAGE AND WARNING DISPLAY SYSTEM FOR A VEHICLE Non-Final OA Torc Robotics, Inc.

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