Prosecution Insights
Last updated: August 18, 2026

Examiner: CHAN, KAWING

Tech Center 2800 • Art Units: 2837 2846

This examiner grants 73% of resolved cases

Performance Statistics

73.1%
Allow Rate
+5.1% vs TC avg
796
Total Applications
+12.3%
Interview Lift
1047
Avg Prosecution Days
Based on 772 resolved cases, 2023–2026

Rejection Statute Breakdown

3.2%
§101 Eligibility
17.1%
§102 Novelty
55.1%
§103 Obviousness
21.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17896131 HIGH POWER BATTERY-POWERED SYSTEM Non-Final OA MILWAUKEE ELECTRIC TOOL CORPORATION
18172936 STATE ESTIMATION APPARATUS FOR BRAKE APPARATUS FOR HOISTING MACHINE, STATE ESTIMATION SYSTEM, BRAKE SYSTEM FOR HOISTING MACHINE, ELEVATOR MAINTENANCE SYSTEM, NON-TRANSITORY STORAGE MEDIUM, AND STATE ESTIMATION METHOD Non-Final OA KABUSHIKI KAISHA TOSHIBA
18853200 METHOD FOR MONITORING THE OPERATION OF A VEHICLE ELECTRICAL SYSTEM Non-Final OA Robert Bosch GmbH
18909804 Determining an Initial Angular Position of a Rotor of a Salient-Pole Permanent Magnet Electrical Machine Non-Final OA ABB Schweiz AG
18498456 AUDIBLE FEEDBACK DEVICE Non-Final OA Otis Elevator Company
17112898 VOICE ACTIVATED ELEVATOR SYSTEM INTERFACE THAT PROVIDES A CUSTOMIZED RESPONSE Final Rejection OTIS ELEVATOR COMPANY
18685514 ELEVATOR SYSTEM AND ELEVATOR CAR ASSIGNMENT METHOD Non-Final OA Mitsubishi Electric Corporation
18541895 SOLUTION FOR CONTROLLING PASSENGER FLOW Non-Final OA KONE Corporation
18217665 SOLUTION FOR MONITORING AN ORIENTATION OF AN ELEVATOR CAR Final Rejection KONE Corporation
18142893 METHOD AND AN APPARATUS FOR ELEVATOR SYSTEM Final Rejection KONE Corporation
17993792 CONTROLLING OF ELEVATOR SYSTEM Non-Final OA KONE Corporation
17962326 ELEVATOR SYSTEM AND A METHOD FOR TRACKING OBJECTS Final Rejection KONE Corporation
17246802 DETECTION SYSTEM FOR AN ABNORMAL SITUATION DURING ELEVATOR OPERATION Final Rejection KONE Corporation
18143862 DUAL-MOTOR PROPULSION ASSEMBLY Final Rejection BETA AIR, LLC
18555202 ROBOT GUIDANCE DEVICE AND HEADING ADJUSTMENT METHOD, ROBOT SYSTEM AND DOCKING GUIDANCE METHOD THEREFOR Non-Final OA ZHEJIANG SUNSEEKER INDUSTRIAL CO.,LTD
18233520 GENERATOR SYSTEMS Non-Final OA Hamilton Sundstrand Corporation

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