Granted Patent
Utility
US 5,575,757 · App. 07/958,688
Endoscope with focusing mechanism
Inventors:
John E. Kennedy, Paul V. Lucey, Yury E. Kazakevich, Gheorghe Mihalca, Gary D. Henley, Clifford A. Dowdy
Patented Case
View Patent ↗
Granted: Nov 19, 1996
Filed: Oct 9, 1992
Inventors
John E. Kennedy
Paul V. Lucey
Yury E. Kazakevich
Gheorghe Mihalca
Gary D. Henley
Clifford A. Dowdy
Assignee (at issue)
Smith & Nephew Endoscopy 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.