Granted Patent
Utility
US 6,017,300 · App. 09/136,736
High performance soot removing centrifuge with impulse turbine
Inventor:
Peter K. Herman
Patented Case
View Patent ↗
Granted: Jan 25, 2000
Filed: Aug 19, 1998
Inventor
Peter K. Herman
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.