Prosecution Insights
Last updated: April 19, 2026

Examiner: DELEON, DARIO ANTONIO

Tech Center 3700 • Art Units: 3763

This examiner grants 63% of resolved cases

Performance Statistics

63.0%
Allow Rate
-7.0% vs TC avg
232
Total Applications
+37.3%
Interview Lift
1079
Avg Prosecution Days
Based on 181 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
12.5%
§102 Novelty
56.7%
§103 Obviousness
30.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18671355 HEAT EXCHANGER ASSEMBLY AND OUTDOOR UNIT COMPRISING HEAT EXCHANGER ASSEMBLY Non-Final OA Samsung Electronics Co., Ltd.
18838127 OUTDOOR UNIT, AND REFRIGERATION CYCLE DEVICE Non-Final OA Mitsubishi Electric Corporation
18821500 ICE MAKER AND REFRIGERATOR COMPRISING SAME Non-Final OA LG ELECTRONICS INC.
18775751 HEAT SUPPLY APPARATUS Non-Final OA LG ELECTRONICS INC.
18671437 ICE MAKER AND REFRIGERATOR COMPRISING SAME Non-Final OA LG ELECTRONICS INC.
18348755 MISTING FAN Final Rejection Nanjing Chervon Industry Co., Ltd.
18085201 MISTING FAN Final Rejection Nanjing Chervon Industry Co., Ltd.
18777667 AIR DUCT FOR A REFRIGERATOR Non-Final OA ILLINOIS TOOL WORKS INC.
18028874 REFRIGERATOR Non-Final OA ELECTROLUX APPLIANCES AKTIEBOLAG
18344019 REFRIGERATOR APPLIANCE WITH PULLOUT-DRAWER ASSEMBLY Final Rejection WHIRLPOOL CORPORATION
18838457 REFRIGERATION DEVICE AND METHOD Non-Final OA L'Air Liquide, Societe Anonyme pour l'Etude et l’Exploitation des Procedes Georges Claude
18336765 METHODS AND DEVICES FOR THERMAL STABILIZATION ON PERISHABLE BIOLOGICAL SPECIMENS Non-Final OA Laboratory Corporation of America Holdings
17891575 DEVICES, SYSTEMS, AND METHODS FOR REDUCING LEAKAGE CURRENT Non-Final OA TRANE INTERNATIONAL INC.
18690546 REFRIGERATOR CONTROL METHOD Non-Final OA HAIER SMART HOME CO., LTD.
18580961 A REFRIGERATOR Final Rejection HAIER SMART HOME CO., LTD.
18629484 METHOD OF COOLING A DELI PAN IN A REFRIGERATOR APPLIANCE Final Rejection Haier US Appliance Solutions, Inc.
18838908 REFRIGERATION APPARATUS AND METHOD OF OPERATION Non-Final OA Vestel Elektronik Sanayi ve Ticaret A.S.
18832384 A CONDENSER TUBE, A METHOD FOR HEAT TRANSFER AND AN APPARATUS FOR HEAT EXCHANGE Non-Final OA HYDRO EXTRUDED SOLUTIONS AS
18597122 COOLING DEVICE FOR INSTANTANEOUS COOLING Non-Final OA LIXIL Corporation
18433287 PREVENTION OF EXHAUST AIR RE-ENTRAINMENT IN AUTOMATED STORAGE FACILITY WITH ACTIVELY COOLED TOTES Non-Final OA Phononic, Inc.
18433006 EVAPORATIVE MEDIA Final Rejection MUNTERS CORPORATION
18578315 COMPRESSOR ASSEMBLY, AIR CONDITIONER OUTDOOR UNIT AND AIR CONDITIONING SYSTEM Non-Final OA HEFEI MIDEA HEATING & VENTILATING EQUIPMENT CO., LTD.
18256373 LIQUID-COLLECTING ARRANGEMENT, LIQUID DRAINAGE SYSTEM AND METHOD FOR USE Final Rejection ACO AHLMANN SE & CO. KG.
18557533 LIQUEFIED NATURAL GAS PRODUCTION UNIT AND START-UP METHOD OF A LIQUEFIED NATURAL GAS PRODUCTION UNIT TO MINIMIZE STORAGE CONTAMINATION Non-Final OA NUOVO PIGNONE TECNOLOGIE - SRL
18577146 OPEN VERTICAL REFRIGERATED DISPLAY CASE COMPRISING IMPROVED NEBULIZING MEANS Final Rejection ARECO FINANCES ET TECHNOLOGIE - ARFITEC
18310820 WATER PURIFYING APPARATUS AND FILTER STRUCTURE Final Rejection Qingdao Ecopure Filter Co., Ltd.
18332172 COLD SUPPLY CHAIN PACKAGING COMPONENTS AND METHODS OF TRANSPORTING GOODS Final Rejection Packaging Systems Cold Chain LLC
18195490 CHILLED BEAM WITH FANS Final Rejection Mestek, Inc.
17752281 FOOD CONTAINMENT AND TRANSPORT SYSTEM Final Rejection Reserve Containers, LLC

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