Prosecution Insights
Last updated: August 18, 2026

Examiner: PO, MING CHEUNG

Tech Center 1700 • Art Units: 1764 1771 1772 1797

This examiner grants 37% of resolved cases

Performance Statistics

37.4%
Allow Rate
-27.6% vs TC avg
768
Total Applications
+13.8%
Interview Lift
1459
Avg Prosecution Days
Based on 713 resolved cases, 2023–2026

Rejection Statute Breakdown

1.2%
§101 Eligibility
5.1%
§102 Novelty
72.8%
§103 Obviousness
15.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18644774 Systems and Methods for Quenching and Removal of Solids from a Hydrocarbon Gas Reaction Product Final Rejection ExxonMobil Technology and Engineering Company
18400459 RAW GAS QUALITY THROUGH HEAT TRANSFER Final Rejection SAUDI ARABIAN OIL COMPANY
18773287 INTERMEDIATE AND HYDROTREATED FUEL COMPOSITIONS FROM RENEWABLE LIPID FEEDSTOCKS Non-Final OA CHEVRON U.S.A. INC.
16578819 COMPOSITION AND METHOD FOR PREVENTING OR REDUCING LOW SPEED PRE-IGNITION IN SPARK-IGNITED INTERNAL COMBUSTION ENGINES Non-Final OA Chevron U.S.A. Inc.
18640458 Method for Preparing Sustainable Aviation Fuel Final Rejection SK Innovation Co., Ltd.
18551872 USEFUL HYDROCARBON PRODUCTION METHOD AND USEFUL HYDROCARBON PRODUCTION DEVICE Non-Final OA FURUKAWA ELECTRIC CO., LTD.
18862760 PROCESS FOR THE PRODUCTION OF PARAFFINS BY HYDROTREATMENT OF FEEDSTOCKS FROM PLASTIC WASTE Non-Final OA TotalEnergies OneTech
18248965 Production of Alkylaromatic Compounds Final Rejection ExxonMobil Chemical Patents Inc.
18645427 METHOD FOR STORING AND TRANSPORTING HYDRATE WITH HIGH NATURAL GAS STORAGE CAPACITY Final Rejection GUANGZHOU INSTITUTE OF ENERGY CONVERSION, CHINESE ACADEMY OF SCIENCES

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