Granted Patent
Utility
US 5,704,888 · App. 08/422,597
Intermittent collection of mononuclear cells in a centrifuge apparatus
Inventors:
Dennis J. Hlavinka, Thomas J. Felt
Patented Case
View Patent ↗
Granted: Jan 6, 1998
Filed: Apr 14, 1995
Inventors
Dennis J. Hlavinka
Thomas J. Felt
Assignee (at issue)
Cobe Laboratories, 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.