Prosecution Insights
Last updated: April 19, 2026

Examiner: LIEUWEN, CODY J

Tech Center 3700 • Art Units: 3752

This examiner grants 60% of resolved cases

Performance Statistics

59.5%
Allow Rate
-10.5% vs TC avg
584
Total Applications
+47.0%
Interview Lift
1124
Avg Prosecution Days
Based on 526 resolved cases, 2023–2026

Rejection Statute Breakdown

0.1%
§101 Eligibility
28.4%
§102 Novelty
40.6%
§103 Obviousness
26.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18427104 ADHESIVE SPRAY NOZZLE AND METHODS OF USING THE SAME Non-Final OA 3M INNOVATIVE PROPERTIES COMPANY
16289135 AUTOMATED WILDFIRE PREVENTION AND PROTECTION SYSTEM FOR DWELLINGS, BUILDINGS, STRUCTURES AND PROPERTY Non-Final OA HAS LLC
18355744 COATING MACHINE Final Rejection ABB Schweiz AG
18015140 BEARING SYSTEM FOR A ROTARY ATOMIZER Non-Final OA Dürr Systems AG
18375744 FIRE PROTECTION SPRINKLER ASSEMBLY Non-Final OA Tyco Fire Products LP
18004392 ELECTRONIC DRY SPRINKLER ASSEMBLY Final Rejection Tyco Fire Products LP
17612262 FIRE DETECTION SYSTEM WITH MULTIPLE STAGE ALARMS Non-Final OA Tyco Fire Products LP
17998925 DEVICE FOR EXTINGUISHING FIRE OR LIMITING FIRE OUTBREAKS Non-Final OA HUTCHINSON
18554962 ADMIXING SYSTEM FOR FIRE-EXTINGUISHING UNITS AND METHOD FOR THE MAINTENANCE THEREOF Non-Final OA FIREDOS GMBH
18549607 COATING DEVICE, CARTRIDGE, COATING GUN BODY, AND METHOD OF EJECTING MIXTURE Non-Final OA KAWASAKI MOTORS, LTD.
18352235 DISCHARGE APPARATUS AND DISCHARGE METHOD Non-Final OA Toyo Seikan Co., Ltd.
18452192 DEVICE FOR CONTROLLING, AS A FUNCTION OF AT LEAST ONE PARAMETRIZED CRITERION, A SYSTEM FOR JETTISONING FLUID FOR A FIREFIGHTING HOST AIRCRAFT Final Rejection Airbus SAS
18670066 PLURAL COMPONENT SPRAY GUN SYSTEM Non-Final OA Wagner Spray Tech Corporation
18667425 CONSOLIDATED AERIAL HIGH CAPACITY FOAM FIREFIGHTING SYSTEM Non-Final OA Western States Fire, Inc.
18661953 Systems and Methods to Precisely Control Output Pressure in Buffered Sprayers (DuO1) Non-Final OA Dispensing Technologies B.V.
15772141 SYSTEM AND METHOD FOR DISPENSING LIQUID FOAM, IN PARTICULAR A DIRECT-FOAM CLEANING PRODUCT Non-Final OA Dispensing Technologies B.V.
18642133 SPRINKLER NOZZLE SPRAY WIDTH INDICATOR APPARATUS AND METHOD Final Rejection Melnor, Inc.
18609696 Frame And Handle For Pressure Washer Non-Final OA J. D. North America Corp.
18698127 EQUIPMENT FOR COMBINING AND DIFFUSING MULTIPLE FRAGRANCES OR AROMAS AND THE LIKE Non-Final OA NOAR BRASIL INDÚSTRIA E COMÉRCIO S.A.
18564923 SOLVENT DOSING FOR A SPRAY APPLICATOR Non-Final OA Graco Minnesota Inc.
18169979 REMOTE FOAM GENERATORS AND FOAM AT A DISTANCE DISPENSER SYSTEMS Final Rejection GOJO Industries, Inc.
18565660 ELECTROSTATIC SPRAYING EQUIPMENT AND ELECTROSTATIC SPRAYING METHOD Final Rejection MARCOPOLO HOLDINGS CO., LTD.
18561972 METHODS AND SYSTEMS FOR EXTINGUISHING FIRES Final Rejection PYRONEMESIS, INC.
18488630 FIRE EXTINGUISHING NOZZLE FOR A FIRE EXTINGUISHING SYSTEM OF A WHEELED LAND VEHICLE, FIRE EXTINGUISHING SYSTEM, WHEELED LAND VEHICLE, AND METHOD OF APPLYING A FIRE EXTINGUISHING AGENT TO AN OUTSIDE ENVIRONMENT OF A WHEELED LAND VEHICLE Final Rejection KIDDE-DEUGRA Brandschutzsysteme GmbH
18289456 NOZZLE FOR THE PRODUCTION OF A PULSATILE JET OF FLUID Non-Final OA CARVAMED SA
17982764 FOAM SPRAYER WITH ADAPTER AND MULTIPLE PRESSURE MODES Final Rejection Energizer Auto, Inc.
18055832 Internal Spray Gun Automatic Cleaning System Final Rejection INTEGRATED PACKAGING SOLUTIONS
18197975 FIRE EXTINGUISHER, A SYSTEM FOR MONITORING A FIRE EXTINGUISHER, AND METHODS FOR DETECTING LEAKAGE FROM A FIRE EXTINGUISHER Final Rejection COSESY A/S
18036210 CLEANING MACHINE Final Rejection SANTOEMMA S.R.L.
18013000 APPARATUS FOR PRECIPITATION OF ATMOSPHERIC WATER Non-Final OA WEATHERTEC AG

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