Granted Patent
Utility
US 6,821,241 · App. 10/209,411
Centrifuge rotor with low-pressure shut-off and capacity sensor
Inventors:
Peter K. Herman, Kevin C. South
Patented Case
View Patent ↗
Granted: Nov 23, 2004
Filed: Jul 30, 2002
Inventors
Peter K. Herman
Kevin C. South
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.