Prosecution Insights
Last updated: April 19, 2026

Examiner: ATTEY, JOEL M

Tech Center 3700 • Art Units: 3744 3763

This examiner grants 64% of resolved cases

Performance Statistics

64.0%
Allow Rate
-6.0% vs TC avg
493
Total Applications
+44.6%
Interview Lift
1118
Avg Prosecution Days
Based on 461 resolved cases, 2023–2026

Rejection Statute Breakdown

0.1%
§101 Eligibility
19.8%
§102 Novelty
46.0%
§103 Obviousness
31.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17986640 HEAT SINK FOR POWER ELECTRONICS DEVICES Final Rejection Carrier Corporation
18414073 HEAT EXCHANGER Non-Final OA LG ELECTRONICS INC.
18500558 HEAT EXCHANGER Final Rejection Honda Motor Co., Ltd.
18622148 INDOOR HEAT EXCHANGER, INDOOR UNIT, AIR CONDITIONER, AND METHOD FOR MANUFACTURING INDOOR HEAT EXCHANGER Non-Final OA DAIKIN INDUSTRIES, LTD.
15105206 CONTAINER HAVING A MIXTURE OF PHASE-CHANGE MATERIAL AND GRAPHITE POWDER Final Rejection FRAUNHOFER-GESELLSCHAFT ZUR FÖRDERUNG DER ANGEWANDTEN FORSCHUNG E.V.
18146166 CONTAINER DATA CENTER, EDGE DATA CENTER, AND WORKING METHOD Non-Final OA Alibaba (China) Co., Ltd.
18289355 HEAT DISSIPATION SYSTEM AND METHOD FOR DATA CENTER Non-Final OA Douyin Vision Co., Ltd.
18651657 Tube-In-Tube Heat Pipe Non-Final OA Kelvin Thermal Technologies, Inc.
18383701 HEAT EXCHANGER AND METHOD OF HEAT EXCHANGE Non-Final OA L'Air Liquide, Société Anonyme pour I'Etude et I'Exploitation des Procédés Georges Claude
18720706 FAN ASSEMBLY Non-Final OA Dyson Technology Limited
18412668 LIQUID COOLING SYSTEM HAVING NO DISCONNECTABLE FLUIDIC CONNECTIONS BETWEEN A FLUID INLET AND FLUID OUTLET Non-Final OA Lenovo Enterprise Solutions (Singapore) Pte. Ltd.
18642797 THREE-DIMENSIONAL VAPOR CHAMBER Final Rejection WAH HONG INDUSTRIAL CORP.
18580611 HEAT EXCHANGER Non-Final OA VALEO AUTOSYSTEMY SP. Z O.O
18290079 EBULLITION COOLING DEVICE Final Rejection Lotus Thermal Solution Inc.
18493070 IMMERSION COOLING APPARATUS AND MANUFACTURING METHOD OF THE SAME Non-Final OA Formerica Optoelectronics, Inc.

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