Granted Patent
Utility
US 4,867,173 · App. 06/880,518
Steerable guidewire
Inventor:
Gianni Leoni
Patented Case
View Patent ↗
Granted: Sep 19, 1989
Filed: Jun 30, 1986
Inventor
Gianni Leoni
Assignee (at issue)
Meadox Surgimed A/S
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.