Prosecution Insights
Last updated: May 29, 2026

Examiner: STEIN, MICHELLE

Tech Center 1700 • Art Units: 1771 1797

This examiner grants 44% of resolved cases

Performance Statistics

44.2%
Allow Rate
-20.8% vs TC avg
719
Total Applications
+34.7%
Interview Lift
1371
Avg Prosecution Days
Based on 659 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
2.5%
§102 Novelty
81.1%
§103 Obviousness
0.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18419057 PROCESSES FOR PRODUCING PETROCHEMICAL PRODUCTS THAT UTILIZE FLUID CATALYTIC CRACKING Non-Final OA Saudi Arabian Oil Company
18402120 DUAL REACTOR SYSTEM FOR DECONTAMINATION AND CONVERSION OF PLASTIC DERIVED OIL TO HYDROCARBON INTERMEDIATES Final Rejection Saudi Arabian Oil Company
18298824 COMPACT PRESSURE ENERGY RECOVERY GAS OIL SEPARATION PLANT SYSTEMS AND METHODS Non-Final OA SAUDI ARABIAN OIL COMPANY
18688436 PROCESS FOR PREPARATION OF ASPHALT MIX COMPOSITION, ASPHALT MIX COMPOSITION AND ITS USE Non-Final OA BASF SE
18564407 A METHOD OF DETERMINING A CARBURISATION MODEL OF A COIL OF A STEAM CRACKING FURNACE Final Rejection Linde GmbH
17048635 HEAVY OIL CRACKING DEVICE SCALEUP WITH MULTIPLE ELECTRICAL DISCHARGE MODULES Final Rejection The Texas A&M University System
18686426 PROCESS FOR PRODUCING KEROSENE AND DIESEL FROM RENEWABLE SOURCES Non-Final OA SHELL USA, INC.
18578697 PRODUCTION OF FUEL HAVING RENEWABLE CONTENT FROM A LOW CARBON NUMBER FRACTION Final Rejection Iogen Corporation
18000238 Hydrocarbon Pyrolysis of Advantaged Feeds Non-Final OA ExxonMobil Chemical Patents Inc.
17995362 HYDROCARBON PYROLYSIS OF FEEDS CONTAINING NITROGEN Final Rejection ExxonMobil Chemical Patents Inc.
17627842 Processes and Systems for Upgrading a Hydrocarbon-Containing Feed Non-Final OA ExxonMobil Chemical Patents Inc.
18006545 PROCESS AND PLANT FOR PRODUCING GASOLINE FROM A RENEWABLE FEED Final Rejection Topsoe A/S
18618056 Method For Processing Heavy Petroleum Feedstock Non-Final OA TAIF Joint-Stock Company
18615264 Composition and Method of Use of a Concentrated Asphaltene Polymer Residue from VTAE Final Rejection Safety-Kleen Systems, Inc.
18599792 SYSTEMS AND PROCESSES FOR FLUIDIZED CATALYTIC CRACKING (FCC) Final Rejection T.EN Process Technology, Inc.
17415836 PROCESS FOR POLYMER MIXTURE HYDROCONVERSION Final Rejection VERSALIS S.P.A.
18247106 RECOVERY OF ALIPHATIC HYDROCARBONS Non-Final OA SHELL OIL COMPANY
18246544 SYSTEMS AND PROCESSES FOR GENERATING A REDUCED CHLORIDE STRIPPED FLUID FROM A HYDROPROCESSING EFFLUENT Final Rejection SHELL OIL COMPANY
18249446 METHOD AND SYSTEM FOR PRODUCING FUEL OIL AND USE THEREOF, AND FUEL OIL AND USE THEREOF Final Rejection SINOPEC Dalian Research Institute of Petroleum and Petrochemicals Co., Ltd.
18211868 METHOD FOR REMOVING ASPHALTENES, RESINS AND HEAVY METALS FROM CRUDE OIL Non-Final OA ROCK SPRINGS ENERGY GROUP, LLC
18033854 AN AGGLOMERATION-BASED OIL-WATER SEPARATION PROCESS Final Rejection HIS MAJESTY THE KING IN RIGHT OF CANADA AS REPRESENTED BY THE MINISTER OF NATURAL RESOURCES
18031975 PROCESS FOR THE CONTROL OF SOFTENING POINTS OF PETROLEUM HYDROCARBON MATERIALS Final Rejection ADVEN INDUSTRIES INC.
18101861 HIGH PERFORMANCE PROCESS OIL BASED ON DISTILLED AROMATIC EXTRACTS Final Rejection Ergon, Inc.
17181559 LIQUID/LIQUID EXTRACTION OF HYDROCARBONS IN BULK STORAGE TANKS Final Rejection Macquarie Commodities Trading US, LLC
17426433 A PROCESS FOR PRODUCING SYNTHETIC JET FUEL Non-Final OA GREENFIELD GLOBAL INC.

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