Granted Patent
Utility
US 5,368,561 · App. 08/119,606
Method of effecting catheter exchange and device for use in same
Inventor:
Andrew J. Feiring
Patented Case
View Patent ↗
Granted: Nov 29, 1994
Filed: Sep 10, 1993
Inventor
Andrew J. Feiring
Assignee (at issue)
Microvena Corporation
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.