Granted Patent
Utility
US 4,896,669 · App. 07/239,081
Dilatation catheter
Inventors:
Anandkumar Bhate, David Catlin
Patented Case
View Patent ↗
Granted: Jan 30, 1990
Filed: Aug 31, 1988
Inventors
Anandkumar Bhate
David Catlin
Assignee (at issue)
Meadox Medicals, 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.