Granted Patent
Utility
US 6,604,604 · App. 09/665,809
Catalytic muffler and method
Inventors:
Kurt M. A. Badeau, Kory J. Schuhmacher
Patented Case
View Patent ↗
Granted: Aug 12, 2003
Filed: Sep 20, 2000
Inventors
Kurt M. A. Badeau
Kory J. Schuhmacher
Assignee (at issue)
Fleetguard, Inc.
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.