Prosecution Insights
Last updated: April 19, 2026

Ewing & Jones, Pllc

23 pending office actions • 8 clients

Portfolio Summary

23
Total Pending OAs
8
Final Rejections
15
Non-Final OAs

Client Portfolio (8 clients)

Client (Assignee)Pending OAs
Stewart & Stevenson LLC 13
The Governing Council of the University of Toronto 3
Collège De France 2
TotalEnergies OneTech SAS 1
Reaction 35, LLC 1
Star BP, Inc. 1
Hc Thermal LLC 1
Kirby Inland Marine, LP 1

Pending Office Actions

App #TitleClientExaminerArt UnitStatusFiled
19144668 Untitled The Governing Council of the University of Toronto WONG, EDNA 1795 Non-Final OA
19178275 Untitled Stewart & Stevenson LLC BUSE, MARK KENNETH 3654 Non-Final OA
19118631 CO2 ELECTROREDUCTION TO MULTI-CARBON PRODUCTS IN ACIDIC CONDITIONS COUPLED WITH CO2 REGENERATION FROM CARBONATE Collège De France HASKE, WOJCIECH 1794 Non-Final OA Apr 04, 2025
18866135 METHOD FOR PRODUCING SUSTAINABLE FUEL VIA CARBON MONOXIDE TotalEnergies OneTech SAS CHONG, JASON Y 1772 Final Rejection Nov 15, 2024
18948831 LUBRICATING OIL SEQUENCE VALVE HEATING SYSTEM Stewart & Stevenson LLC CARY, KELSEY E 3753 Non-Final OA Nov 15, 2024
18762885 RECOVERY OF BROMINE FROM WASTE BROMIDE BRINES Reaction 35, LLC BAUM, ZACHARY JOHN 1736 Non-Final OA Jul 03, 2024
18694338 ELECTROCHEMICAL CARBON DIOXIDE REDUCTION CATALYST FOR FORMATE PRODUCTION Collège De France JEBUTU, MOFOLUWASO SIMILOLUWA 1795 Final Rejection Mar 21, 2024
18586049 SYSTEM AND METHOD OF TREATING CARDIOVASCULAR IMPAIRMENT Star BP, Inc. MULLINS, JESSICA LYNN 3792 Final Rejection Feb 23, 2024
18567238 SYSTEM FOR ELECTROCATALYTIC CONVERSION OF CARBON OXIDES TO MULTICARBON PRODUCTS USING A STATIONARY CATHOLYTE LAYER AND RELATED PROCESS The Governing Council of the University of Toronto CONTRERAS, CIEL P 1794 Non-Final OA Dec 05, 2023
18224678 ADAPTABLE INLINE FLUID HEATING SYSTEM Stewart & Stevenson LLC PICON-FELICIANO, RUBEN 3747 Non-Final OA Jul 21, 2023
18271561 SELF-CLEANING CO2 REDUCTION SYSTEM AND RELATED METHODS The Governing Council of the University of Toronto PARENT, ALEXANDER RENE 1795 Non-Final OA Jul 10, 2023
18265036 MULTI-PASS HEATER Hc Thermal LLC WUNDERLICH, ERWIN J 3761 Non-Final OA Jun 02, 2023
18197557 POWER GENERATION SYSTEM Stewart & Stevenson LLC CHAVCHAVADZE, COLLEEN MARGARET 3634 Final Rejection May 15, 2023
18143363 BATTERY PROTECTIVE THERMAL ENCLOSURE Stewart & Stevenson LLC CULLEN, SEAN P 1725 Non-Final OA May 04, 2023
18142251 RAIL-MOUNTED BATTERY CARRIER TRAY Stewart & Stevenson LLC PILLAY, DEVINA 1726 Non-Final OA May 02, 2023
18129960 LITHIUM-ION BATTERY MODULE STRAP ASSEMBLY Stewart & Stevenson LLC PEIRIS, TELGE SHAVINDA 1724 Non-Final OA Apr 03, 2023
18124696 INTEGRATED FIRE SUPPRESSION IN MOBILE LITHIUM-ION BATTERY ARRAY Stewart & Stevenson LLC SCHWARTZ, KEVIN EDWARD 3752 Final Rejection Mar 22, 2023
18184057 MOBILE ENERGY STORAGE SYSTEM AND INTEGRATED SKID BASE Stewart & Stevenson LLC NEDIALKOVA, LILIA V 1724 Non-Final OA Mar 15, 2023
18103824 NATURAL GAS FLUID HEATING PRE-START SYSTEM Stewart & Stevenson LLC GIORDANO, MICHAEL JAMES 3762 Final Rejection Jan 31, 2023
18073766 BATTERY MODULE FOR LOCOMOTIVE Stewart & Stevenson LLC ESTES, JONATHAN WILLIAM 1725 Non-Final OA Dec 02, 2022
17981683 INTEGRATED FRACTURING UNIT Stewart & Stevenson LLC TREMARCHE, CONNOR J. 3762 Final Rejection Nov 07, 2022
17848464 BARGE FALL ARREST SYSTEM Kirby Inland Marine, LP CHAVCHAVADZE, COLLEEN MARGARET 3634 Non-Final OA Jun 24, 2022
17387291 INTEGRATED BLENDER AND FRICTION REDUCER SYSTEM Stewart & Stevenson LLC MCCARTY, PATRICK M 1774 Final Rejection Jul 28, 2021

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