Granted Patent
Utility
US 5,637,217 · App. 08/583,634
Self-driven, cone-stack type centrifuge
Inventors:
Peter K. Herman, Byron A. Pardue
Patented Case
View Patent ↗
Granted: Jun 10, 1997
Filed: Jan 5, 1996
Inventors
Peter K. Herman
Byron A. Pardue
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.