Prosecution Insights
Last updated: August 17, 2026

Examiner: PETTITT, JOHN F

Tech Center 3700 • Art Units: 3744 3763

This examiner grants 26% of resolved cases

Performance Statistics

25.7%
Allow Rate
-44.3% vs TC avg
779
Total Applications
+21.6%
Interview Lift
1745
Avg Prosecution Days
Based on 692 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
18.3%
§102 Novelty
44.7%
§103 Obviousness
35.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17947426 SOLID-STATE REFRIGERATION APPARATUS Non-Final OA DAIKIN INDUSTRIES, LTD.
17224539 Thermoelectric Cooler, Optical Sub-Assembly, and Optical Module Non-Final OA Huawei Technologies Co., Ltd.
17153648 Cryogenic Containment System Non-Final OA Caterpillar Inc.
19048303 CRYOCOOLING SYSTEM Non-Final OA GOVERNMENT OF THE UNITED STATES OF AMERICA, AS REPRESENTED BY THE SECRETARY OF COMMERCE
18023309 COMPRESSED NATURAL GAS (CNG) POWER SYSTEM WITH C02 EMISSIONS CAPTURE AND STORAGE Final Rejection ECOLE POLYTECHNIQUE FEDERALE DE LAUSANNE (EPFL)

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