Prosecution Insights
Last updated: May 29, 2026

Examiner: CARLSON, MARC

Tech Center 3700 • Art Units: 1711 3655 3723 3725

This examiner grants 71% of resolved cases

Performance Statistics

70.7%
Allow Rate
+0.7% vs TC avg
1,065
Total Applications
+23.7%
Interview Lift
978
Avg Prosecution Days
Based on 1005 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
11.7%
§102 Novelty
84.8%
§103 Obviousness
2.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18213853 SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE PROCESSING METHOD Final Rejection Samsung Electronics Co., Ltd.
18753633 PIPELINE SCALE REMOVAL Non-Final OA Saudi Arabian Oil Company
18590937 SURFACE CLEANING APPARATUS Non-Final OA Omachron Intellectual Property Inc.
18293224 CLEANER AND METHOD FOR CONTROLLING CLEANER Non-Final OA LG Electronics Inc.
17918481 CLEANER STATION Non-Final OA LG ELECTRONICS INC.
17799504 VACUUM CLEANER STATION, VACUUM CLEANER SYSTEM, AND METHOD FOR CONTROLLING VACUUM CLEANER STATION Non-Final OA LG ELECTRONICS INC.
18267168 ORAL CARE DEVICE ADAPTED TO REDUCE GAG REFLEX Final Rejection KONINKLIJKE PHILIPS N.V.
18336155 PIPE CLEANING MACHINE Final Rejection Nanjing Chervon Industry Co., Ltd.
18067876 Electric blower apparatus having a noise cover Non-Final OA Andreas Stihl AG & Co. KG
18133761 ROBOTIC CLEANER WITH AIR JET ASSEMBLY Non-Final OA SHARKNINJA OPERATING LLC
18542242 FLOOR CLEANER Non-Final OA Techtronic Floor Care Technology Limited
18053872 DRAIN AUGER Non-Final OA TECHTRONIC CORDLESS GP
18442785 STRUCTURED LIGHT MODULE AND SELF-MOVING DEVICE Non-Final OA ECOVACS ROBOTICS CO., LTD.
18589566 SURFACE CLEANING APPARATUS WITH VAPOR DISPENSING Non-Final OA BISSELL Inc.
18574711 DUST BOX, AUTOMATIC CLEANING APPARATUS AND DUST COLLECTION PILE Non-Final OA BEIJING ROBOROCK TECHNOLOGY CO., LTD.
18282473 SUCTION HEAD FOR APPLICATION IN A VACUUM CLEANER Non-Final OA VERSUNI HOLDING B.V.
18418476 SELF-PROPELLED AND SELF-STEERING FLOOR CLEANING APPARATUS, AND FLOOR CLEANING SYSTEM Non-Final OA ALFRED KÄRCHER SE & CO. KG
18683256 FILAMENT BRACING AND MANIPULATING APPARATUS, SYSTEMS, AND METHODS Non-Final OA LEXUR LIMITED
18442231 DEVICES FOR MOVING ON VERTICAL SURFACES, TOOLS FOR CLEANING VERTICAL SURFACES AND SYSTEMS FOR CLEANING VERTICAL SURFACES Non-Final OA VEROBOTICS LTD.
18681042 FLOOR CLEANING SYSTEM Non-Final OA SUZHOU RUIJIU INTELLIGENT TECHNOLOGY CO., LTD.
17684941 EXTENDABLE CLEANING TOOL Non-Final OA UNGER MARKETING INTERNATIONAL, LLC
18491082 SPOT CLEANER APPARATUS Final Rejection DUPRAY VENTURES INC.
18381635 Floor Brush Structure Final Rejection Suzhou Rongxuan Electric Co.,Ltd
18488536 LOADING AREA FOR ROAD SWEEPER Non-Final OA DULEVO INTERNATIONAL S.P.A.
18485617 VACUUM CLEANER WITH HAND NOZZLE Non-Final OA Origyn LLC
18104813 SUCTION DEVICE AND METHOD FOR DETERMINING THE FILLING LEVEL OF A FILTER DEVICE OF A SUCTION DEVICE Final Rejection Vorwerk & Co. Interholding GmbH
18363754 PET HAIR COLLECTOR Non-Final OA MAOTHER (SUZHOU) HOME APPLIANCE TECHNOLOGY CO., LTD.
18272560 TOOTHBRUSH RECOMMENDATION APPARATUS AND CONTROL METHOD THEREFOR Non-Final OA MYUNGSUNG INC.
18269556 SYSTEMS AND METHODS FOR WIND-DISPLACED CLEANING OF SOLAR COLLECTORS Non-Final OA DUSTOSS LTD.
18336819 SWEEPER APPARATUS Final Rejection Glide-Tec Pty Ltd

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