Granted Patent
Utility
US 5,224,926 · App. 07/745,912
Transvivo plasma extraction catheter device
Inventors:
Reynolds G. Gorsuch, John Atkin
Patented Case
View Patent ↗
Granted: Jul 6, 1993
Filed: Aug 16, 1991
Inventors
Reynolds G. Gorsuch
John Atkin
Assignee (at issue)
Healthdyne, 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.