Granted Patent
Utility
US 5,489,277 · App. 08/303,142
Device having a radiopaque marker for endoscopic accessories and method of making same
Inventors:
M. Joshua Tolkoff, Fernando Alvarez de Toledo
Patented Case
View Patent ↗
Granted: Feb 6, 1996
Filed: Sep 8, 1994
Inventors
M. Joshua Tolkoff
Fernando Alvarez de Toledo
Assignee (at issue)
ACT MEDICAL LTD
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.