Granted Patent
Utility
US 5,426,936 · App. 08/078,972
Diesel engine exhaust gas recirculation system for NO.sub.x control incorporating a compressed air regenerative particulate control system
Inventors:
Yiannis A. Levendis, Richard F. Abrams
Patented Case
View Patent ↗
Granted: Jun 27, 1995
Filed: Jun 17, 1993
Inventors
Yiannis A. Levendis
Richard F. Abrams
Assignees (at issue)
Northwestern University
Ceramem Corporation
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.