Prosecution Insights
Last updated: April 19, 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
789
Total Applications
+12.1%
Interview Lift
1081
Avg Prosecution Days
Based on 765 resolved cases, 2023–2026

Rejection Statute Breakdown

3.3%
§101 Eligibility
19.0%
§102 Novelty
51.0%
§103 Obviousness
23.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17993792 CONTROLLING OF ELEVATOR SYSTEM Non-Final OA KONE Corporation
17962326 ELEVATOR SYSTEM AND A METHOD FOR TRACKING OBJECTS Non-Final OA KONE Corporation
17358659 SYSTEMS AND METHODS FOR AUTO-TUNING ELEVATOR CONTROLLERS Final Rejection TK Elevator Innovation and Operations GmbH
18233520 GENERATOR SYSTEMS Non-Final OA Hamilton Sundstrand Corporation
18188699 AC-DC-AC CONVERTER FOR MOTOR DRIVE APPLICATIONS Non-Final OA GE ENERGY POWER CONVERSION TECHNOLOGY LIMITED
17859727 SURGICAL ROBOT WITH SECONDARY BRAKE RELEASE FOR USER ACTUATION Non-Final OA Auris Health, Inc.
18070089 METHOD AND APPARATUS FOR MONITORING OPERATIONAL STATE OF ELEVATOR SYSTEM Non-Final OA Otis Elevator Company
17370185 INTERCAR COORDINATION IN MULTICAR HOISTWAYS Non-Final OA Otis Elevator Company
17112898 VOICE ACTIVATED ELEVATOR SYSTEM INTERFACE THAT PROVIDES A CUSTOMIZED RESPONSE Non-Final OA OTIS ELEVATOR COMPANY
18116089 AIR CONDITIONER AND METHOD FOR DETERMINING ENERGY CONSUMPTION OF AIR CONDITIONER Non-Final OA QINGDAO HISENSE HITACHI AIR-CONDITIONING SYSTEMS CO., LTD.
18549047 SWITCHED RELUCTANCE MOTOR WITH SEVERAL SINGLE-PHASE SLICES Non-Final OA CHARA TECHNOLOGIES PRIVATE LIMITED
18125981 METHOD AND DEVICE FOR NON-CONTACT CANCELING OF TRIGGERED BUTTONS Non-Final OA m'Al Touch Technology Co., Ltd.

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