Granted Patent
Utility
US 5,810,787 · App. 08/789,401
Non-occluding catheter bolus
Inventor:
David G. Quinn
Patented Case
View Patent ↗
Granted: Sep 22, 1998
Filed: Jan 29, 1997
Inventor
David G. Quinn
Assignee (at issue)
Radius International, 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.