Prosecution Insights
Last updated: April 19, 2026

Examiner: BERGNER, ERIN FLANAGAN

Tech Center 1700 • Art Units: 1713

This examiner grants 77% of resolved cases

Performance Statistics

76.7%
Allow Rate
+11.7% vs TC avg
672
Total Applications
+31.3%
Interview Lift
991
Avg Prosecution Days
Based on 640 resolved cases, 2023–2026

Rejection Statute Breakdown

4.4%
§101 Eligibility
18.8%
§102 Novelty
48.9%
§103 Obviousness
22.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18410382 SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE PROCESSING METHOD USING THE SAME Final Rejection Samsung Electronics Co., Ltd.
18680664 CORROSION TREATMENT FOR PIPES Non-Final OA Saudi Arabian Oil Company
18781131 FLUID AERATOR TO REDUCE SPLASHING Non-Final OA Applied Materials, Inc.
18542158 CONTROLLED PH RINSE TO LIMIT CROSS-CONTAMINATION IN ELECTROPLATING BATHS Final Rejection APPLIED Materials, Inc.
18675661 SYSTEM AND METHOD FOR CLEANING A WAFER SURFACE Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18576815 METHOD FOR OPERATING A WIPER DEVICE Final Rejection Robert Bosch GmbH
18571508 SYSTEM AND METHOD FOR REMOVING MANURE FROM A FLOOR IN A BARN FOR ANIMALS, AND, IN COMBINATION, A BARN FOR KEEPING ANIMALS AND A SYSTEM OF THIS TYPE Final Rejection LELY PATENT N.V.
18853156 A CLEANING IN PLACE UNIT, A CLEANING IN PLACE SYSTEM AND A METHOD THEREOF Non-Final OA Tetra Laval Holdings & Finance S.A.
18395574 SUBSTRATE TREATMENT APPARATUS AND SUBSTRATE TREATMENT METHOD Final Rejection SEMES CO., LTD.
18206887 MEMBRANE CLEANING APPARATUS Non-Final OA ASML NETHERLANDS B.V.
18813948 CLEANING SYSTEM AND CLEANING METHOD FOR PASSENGER CONVEYOR SYSTEM Non-Final OA Otis Elevator Company
18659895 CLEANING LIQUID, METHOD OF CLEANING SUBSTRATE, AND METHOD OF MANUFACTURING SEMICONDUCTOR ELEMENT Final Rejection TOKYO OHKA KOGYO CO., LTD.
18499362 VEHICLE GLASS CONTAMINATION ASSESSMENT FOR OPTIMIZED AUTO-ACTIVATION OF CLEANING SYSTEM Non-Final OA GM Global Technology Operations LLC
17755034 3D PRINTING MODULES TO GENERATE CLEANING STREAMS Final Rejection Peridot Print LLC
18315410 APPARATUS AND METHOD FOR PRODUCING CO2 PELLETS FROM CO2 SNOW, AND CLEANING APPLIANCE Non-Final OA Alfred Kärcher SE & Co. KG
18675747 SYSTEM AND METHOD FOR REMOVING GREASE FROM A RANGE HOOD SYSTEM Non-Final OA Kensol AutoMist LLC
18711456 CLEANING DEVICE AND METHOD FOR CLEANING A LENS Non-Final OA Schneider GmbH & Co. KG
18635551 SYSTEM AND METHOD FOR EFFICIENT ENGINE OPERATION Final Rejection Old Dominion Brush Company
18583647 VEHICLE SENSOR CLEANING APPARATUS AND CONTROL METHOD THEREOF Final Rejection DY-ESSYS CORP.
18327174 Utilizing a Non-Contact Sensor to Detect a Length or Speed of a Movable Surface Non-Final OA Crossford International, LLC
18215999 METHOD AND APPARATUS WITH VENTING OR EXTRACTION OF TRANSPORT FLUID FROM BLAST STREAM Non-Final OA Cold Jet, LLC
18140842 METHOD OF ULTRASONICALLY CLEANING A VESSEL Final Rejection RealmThree Ltd
18098583 APPARATUS FOR PREVENTING IMPURITIES IN A WASHING FLUID FROM CLOGGING AN UNDERDRAIN AND METHODS FOR PREVENTING CLOGGING OF THE UNDERDRAIN AND/OR MONITORING THE APPARATUS Non-Final OA Roberts Marketing DE, Inc.

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