Prosecution Insights
Last updated: May 29, 2026

Examiner: HUANG, STEVEN

Tech Center 3700 • Art Units: 3723

This examiner grants 47% of resolved cases

Performance Statistics

47.3%
Allow Rate
-22.7% vs TC avg
152
Total Applications
+38.0%
Interview Lift
1145
Avg Prosecution Days
Based on 110 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
4.1%
§102 Novelty
91.7%
§103 Obviousness
3.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18311421 PROCESSING SYSTEM, PAD TRANSPORTING APPARATUS, LIQUID-RECEIVING APPARATUS, AND POLISHING APPARATUS Final Rejection EBARA CORPORATION
18080252 METHOD OF RAISING POLISHING HEAD AFTER POLISHING OF WORKPIECE, POLISHING APPARATUS FOR WORKPIECE, AND COMPUTER-READABLE STORAGE MEDIUM STORING PROGRAM Final Rejection EBARA CORPORATION
18292785 CLEANER Non-Final OA LG Electronics Inc.
18279033 CLEANER Non-Final OA LG Electronics Inc.
18014246 ROBOT CLEANER AND METHOD OF CONTROLLING THE SAME Final Rejection LG ELECTRONICS INC.
18069554 CLEANING ROBOT Final Rejection AUO Corporation
17504043 GRINDING/POLISHING SYSTEMS AND METHODS HAVING PROXIMITY SENSORS Final Rejection Illinois Tool Works Inc.
17874627 MINIMIZING SUBSTRATE BOW DURING POLISHING Final Rejection Applied Materials, Inc.
18473982 Hand-Held Power Tool with a Torque Coupling Non-Final OA Robert Bosch GmbH
18375012 SENSOR CLEANING SYSTEM Final Rejection KIA CORPORATION
17605463 A Hand-Held Electrically Powered Work Tool Creating an Overpressure in the Interior Space of the Support Arm Non-Final OA HUSQVARNA AB
18281044 METHOD FOR PROCESSING A WAFER AND WAFER Final Rejection SHIN-ETSU HANDOTAI CO., LTD.
18805821 CLEANING TOOL FOR A SURFACE CLEANER Non-Final OA BISSELL Inc.
18266545 FLOOR CLEANER DOCK Non-Final OA Dyson Technology Limited
18521366 CLEANING DEVICE Final Rejection Beijing Roborock Technology Co., Ltd.
18262976 AUTOMATIC CLEANING DEVICE Non-Final OA Beijing Roborock Technology Co., Ltd.
18009508 SURFACE CLEANING MACHINE Final Rejection SUZHOU EUP ELECTRIC CO. LTD.
18415222 TOOL FOR CLEANING SURFACES Final Rejection Unger Marketing International, LLC
16829024 CMP POLISHING PAD WITH PROTRUDING STRUCTURES HAVING ENGINEERED OPEN VOID SPACE Non-Final OA Rohm and Haas Electronic Materials CMP Holdings, Inc.
18497479 DRIVE HEAD FOR POWER ROTARY TOOL Non-Final OA HYPHONE MACHINE INDUSTRY CO., LTD.
17747575 METHOD FOR OPERATING A DOUBLE-SIDED PROCESSING MACHINE AND DOUBLE-SIDED PROCESSING MACHINE Non-Final OA Lapmaster Wolters GmbH
18113478 CROWNING FILE FOR USE IN FILING FRETS OF A STRINGED INSTRUMENT Final Rejection Music Nomad, LLC
17579189 SUBSTRATE POLISHING SYSTEM Final Rejection KCTECH CO., LTD.
17495818 SUBSTRATE PROCESSING SYSTEM Final Rejection KCTECH CO., LTD.
18017227 FLOOR-CLEANING APPLIANCE, IN PARTICULAR A FLOOR SCRUBBER, HAVING IMPROVED MANOEUVRING PROPERTIES Final Rejection I-MOP GMBH
17980270 APPARATUS AND METHOD OF TREATING THE INTERNAL SURFACES OF A TIMBER BARREL WITH AN ABRASIVE Non-Final OA Barrel Rejuvenation Services Pty Ltd
17537893 FASTENER POSITION HOLDING TOOL Non-Final OA Product Launch Advisors, LLC

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