Prosecution Insights
Last updated: May 29, 2026

Examiner: WEILAND, HANS R.

Tech Center 3700 • Art Units: 1776 3744 3763

This examiner grants 55% of resolved cases

Performance Statistics

54.8%
Allow Rate
-15.2% vs TC avg
538
Total Applications
+13.8%
Interview Lift
1126
Avg Prosecution Days
Based on 518 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
12.2%
§102 Novelty
68.2%
§103 Obviousness
16.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18339445 SHELL AND TUBE ISOLATION IN HEAT EXCHANGER Final Rejection Carrier Corporation
18792022 AFTERCOOLER FOR INTERNAL COMBUSTION ENGINE Non-Final OA Caterpillar Inc.
18420364 SYSTEMS AND METHODS FOR LIQUID COOLING OF MULTICOMPONENT PACKAGES Final Rejection Microsoft Technology Licensing, LLC
18296451 RADIATOR OF VEHICLE POWER MODULE AND DESIGN METHOD THEREOF Non-Final OA NEXPERIA B.V.
18527098 BUFFER TANK ASSEMBLIES FOR CLIMATE CONTROL SYSTEMS Final Rejection Trane International Inc.
18843097 AXIAL FAN FOR AN AIR HANDLING UNIT Non-Final OA Rheem Manufacturing Company
18546992 AN EVAPORATOR PLATE HEAT EXCHANGER Non-Final OA DUTCH INNOVATION IN AIR TREATMENT B.V.
18276514 LIQUID COOLING DEVICE, AND APPARATUS Final Rejection HUAQIN TECHNOLOGY CO., LTD.
17315327 HIGH-EFFICIENCY DESALINATION Final Rejection Sylvan Source, Inc.

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