Granted Patent
Utility
US 5,505,686 · App. 08/238,314
Endoscope with protruding member and method of utilizing the same
Inventors:
Allan F. Willis, Richard L. Quick, Hien Van Nguyen, Tuoc Nguyen, John P. Greelis
Patented Case
View Patent ↗
Granted: Apr 9, 1996
Filed: May 5, 1994
Inventors
Allan F. Willis
Richard L. Quick
Hien Van Nguyen
Tuoc Nguyen
John P. Greelis
Assignee (at issue)
Imagyn Medical, 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.