Prosecution Insights
Last updated: August 18, 2026

Examiner: STEIN, MICHELLE

Tech Center 1700 • Art Units: 1771 1797

This examiner grants 44% of resolved cases

Performance Statistics

44.4%
Allow Rate
-20.6% vs TC avg
724
Total Applications
+34.9%
Interview Lift
1371
Avg Prosecution Days
Based on 666 resolved cases, 2023–2026

Rejection Statute Breakdown

1.2%
§101 Eligibility
8.6%
§102 Novelty
62.8%
§103 Obviousness
16.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18536687 METHODS FOR PROCESSING LIQUID ORGANIC HYDROGEN CARRIERS Final Rejection Saudi Arabian Oil Company
17659821 PROCESS FOR OBTAINING ALKYL-NAPHTHENICS Final Rejection PETRÓLEO BRASILEIRO S.A. - PETROBRAS
18898849 HYDROCRACKING OPERATION WITH REDUCED ACCUMULATION OF HEAVY POLYNUCLEAR AROMATICS Non-Final OA Chevron U.S.A. Inc.
18645557 METHOD FOR PRODUCING PAO-BASED CIRCULAR PRODUCTS FROM RECYCLED USED OIL FEEDSTOCKS Non-Final OA Chevron Phillips Chemical Company LP
18040320 REMOVING IMPURITIES IN A PROCESS FOR PRODUCING HYDROCARBON PRODUCTS Non-Final OA Topsoe A/S
18006545 PROCESS AND PLANT FOR PRODUCING GASOLINE FROM A RENEWABLE FEED Non-Final OA Topsoe A/S
18717763 AROMATIC AND NAPHTHENIC SOLVENTS BASED ON ETHANOL Non-Final OA TOTALENERGIES ONETECH
18686426 PROCESS FOR PRODUCING KEROSENE AND DIESEL FROM RENEWABLE SOURCES Non-Final OA SHELL USA, INC.
18247106 RECOVERY OF ALIPHATIC HYDROCARBONS Final Rejection SHELL OIL COMPANY
18564407 A METHOD OF DETERMINING A CARBURISATION MODEL OF A COIL OF A STEAM CRACKING FURNACE Non-Final OA Linde GmbH
18691105 Pyrolysis Processes for Upgrading a Hydrocarbon Feed Non-Final OA ExxonMobil Chemical Patents Inc.
18000238 Hydrocarbon Pyrolysis of Advantaged Feeds Final Rejection ExxonMobil Chemical Patents Inc.
17627842 Processes and Systems for Upgrading a Hydrocarbon-Containing Feed Final Rejection ExxonMobil Chemical Patents Inc.
18763878 INTEGRATED CONFIGURATION UTILIZING AN ALTERNATE STRIPPING MEDIUM FOR HYDROCARBON SEPARATION Non-Final OA LUMMUS TECHNOLOGY LLC
18251361 ELECTRIC FURNACE TO PRODUCE OLEFINS Final Rejection LUMMUS TECHNOLOGY LLC

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