Prosecution Insights
Last updated: August 18, 2026

Examiner: HUANG, STEVEN

Tech Center 3700 • Art Units: 3723 3724

This examiner grants 47% of resolved cases

Performance Statistics

47.1%
Allow Rate
-22.9% vs TC avg
160
Total Applications
+35.3%
Interview Lift
1160
Avg Prosecution Days
Based on 121 resolved cases, 2023–2026

Rejection Statute Breakdown

2.6%
§101 Eligibility
19.1%
§102 Novelty
56.9%
§103 Obviousness
18.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18292785 CLEANER Final Rejection LG Electronics Inc.
18279033 CLEANER Final Rejection LG Electronics Inc.
18014246 ROBOT CLEANER AND METHOD OF CONTROLLING THE SAME Non-Final OA LG ELECTRONICS INC.
18014258 ROBOT CLEANER AND ROBOT CLEANING SYSTEM INCLUDING THE SAME Final Rejection LG ELECTRONICS INC.
18014256 ROBOT CLEANER AND METHOD OF CONTROLLING THE SAME Non-Final OA LG ELECTRONICS INC.
18722861 SYSTEMS AND METHODS FOR MEASURING A SIZE OF A CUTTING WHEEL Non-Final OA Illinois Tool Works Inc.
18473982 Hand-Held Power Tool with a Torque Coupling Final Rejection Robert Bosch GmbH
18041316 FLOOR TREATMENT FACILITY Non-Final OA BSH Hausgeräte GmbH
18281044 METHOD FOR PROCESSING A WAFER AND WAFER Final Rejection SHIN-ETSU HANDOTAI CO., LTD.
18808430 POLISHING MATERIAL SUPPLY SYSTEM AND RELATED METHODS Non-Final OA Taiwan Semiconductor Manufacturing Company Limited
17874627 MINIMIZING SUBSTRATE BOW DURING POLISHING Final Rejection Applied Materials, Inc.
18805821 CLEANING TOOL FOR A SURFACE CLEANER Final Rejection BISSELL Inc.
18521366 CLEANING DEVICE Final Rejection Beijing Roborock Technology Co., Ltd.
18262976 AUTOMATIC CLEANING DEVICE Final Rejection Beijing Roborock Technology Co., Ltd.
17605463 A Hand-Held Electrically Powered Work Tool Creating an Overpressure in the Interior Space of the Support Arm Final Rejection HUSQVARNA AB
18266545 FLOOR CLEANER DOCK Non-Final OA Dyson Technology Limited
18017227 FLOOR-CLEANING APPLIANCE, IN PARTICULAR A FLOOR SCRUBBER, HAVING IMPROVED MANOEUVRING PROPERTIES Final Rejection I-MOP GMBH
18533996 VACUUM CLEANER Final Rejection Origyn LLC

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