Granted Patent
Utility
US 5,968,004 · App. 08/935,399
Microporous membrane sheet plasma extraction catheter
Inventor:
Reynolds G. Gorsuch
Patented Case
View Patent ↗
Granted: Oct 19, 1999
Filed: Sep 23, 1997
Inventor
Reynolds G. Gorsuch
Assignee (at issue)
Matria Healthcare, 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.