Prosecution Insights
Last updated: April 19, 2026

Examiner: HUANG, STEVEN

Tech Center 3700 • Art Units: 3723

This examiner grants 49% of resolved cases

Performance Statistics

48.6%
Allow Rate
-21.4% vs TC avg
151
Total Applications
+36.4%
Interview Lift
1051
Avg Prosecution Days
Based on 107 resolved cases, 2023–2026

Rejection Statute Breakdown

2.7%
§101 Eligibility
18.0%
§102 Novelty
56.0%
§103 Obviousness
20.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17977627 SURFACE TYPE DETECTION AND SURFACE TREATMENT APPARATUS USING THE SAME Non-Final OA SharkNinja Operating, LLC
18203716 COPING SYSTEM Final Rejection MILWAUKEE ELECTRIC TOOL CORPORATION
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.
17874627 MINIMIZING SUBSTRATE BOW DURING POLISHING Final Rejection Applied Materials, Inc.
18069554 CLEANING ROBOT Final Rejection AUO Corporation
17504043 GRINDING/POLISHING SYSTEMS AND METHODS HAVING PROXIMITY SENSORS Final Rejection Illinois Tool Works Inc.
18473982 Hand-Held Power Tool with a Torque Coupling Non-Final OA Robert Bosch GmbH
17416841 VACUUM CLEANER NOZZLE Non-Final OA KONINKLIJKE PHILIPS N.V.
17605463 A Hand-Held Electrically Powered Work Tool Creating an Overpressure in the Interior Space of the Support Arm Non-Final OA HUSQVARNA AB
18521366 CLEANING DEVICE Non-Final OA Beijing Roborock Technology Co., Ltd.
17317968 MULTIPLE POLISHING HEADS WITH CROSS-ZONE PRESSURE ELEMENT DISTRIBUTIONS FOR CMP Final Rejection Taiwan Semiconductor Manufacturing Co., Ltd.
18281044 METHOD FOR PROCESSING A WAFER AND WAFER Final Rejection SHIN-ETSU HANDOTAI CO., LTD.
18266545 FLOOR CLEANER DOCK Non-Final OA Dyson Technology Limited
18805821 CLEANING TOOL FOR A SURFACE CLEANER Non-Final OA BISSELL Inc.
18009508 SURFACE CLEANING MACHINE Final Rejection SUZHOU EUP ELECTRIC CO. LTD.
18415222 TOOL FOR CLEANING SURFACES Non-Final OA 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.
18533996 VACUUM CLEANER Non-Final OA Origyn LLC
18497479 DRIVE HEAD FOR POWER ROTARY TOOL Non-Final OA HYPHONE MACHINE INDUSTRY CO., LTD.
17579189 SUBSTRATE POLISHING SYSTEM Final Rejection KCTECH CO., LTD.
17495818 SUBSTRATE PROCESSING SYSTEM Final Rejection KCTECH 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
18017227 FLOOR-CLEANING APPLIANCE, IN PARTICULAR A FLOOR SCRUBBER, HAVING IMPROVED MANOEUVRING PROPERTIES Non-Final OA I-MOP GMBH
17537893 FASTENER POSITION HOLDING TOOL Non-Final OA Product Launch Advisors, LLC

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