Granted Patent
Utility
US 5,489,273 · App. 08/321,206
Introducer device and methods of use thereof
Inventors:
James R. Whitney, Michael R. Beeltje, Kenneth R. Benoit
Patented Case
View Patent ↗
Granted: Feb 6, 1996
Filed: Oct 7, 1994
Inventors
James R. Whitney
Michael R. Beeltje
Kenneth R. Benoit
Assignee (at issue)
TFX Medical, 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.