Granted Patent
Utility
US 4,790,294 · App. 07/078,713
Ball-and-socket bead endoscope steering section
Inventors:
Jimmie B. Allred, III, Richard L. Bingham
Patented Case
View Patent ↗
Granted: Dec 13, 1988
Filed: Jul 28, 1987
Inventors
Jimmie B. Allred, III
Richard L. Bingham
Assignee (at issue)
Welch Allyn, 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.