Granted Patent
Utility
US 5,743,874 · App. 08/298,214
Integrated catheter for balloon angioplasty and stent delivery
Inventors:
Robert E. Fischell, David R. Fischell, Tim A. Fischell
Patented Case
View Patent ↗
Granted: Apr 28, 1998
Filed: Aug 29, 1994
Inventors
Robert E. Fischell
David R. Fischell
Tim A. Fischell
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.