Granted Patent
Utility
US 5,853,394 · App. 08/775,176
Catheter
Inventors:
Marc Joshua Tolkoff, Fernando Alvarez de Toledo
Patented Case
View Patent ↗
Granted: Dec 29, 1998
Filed: Dec 31, 1996
Inventors
Marc Joshua Tolkoff
Fernando Alvarez de Toledo
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.