Granted Patent
Utility
US 5,314,070 · App. 07/991,135
Case for flexible borescope and endoscope insertion tubes
Inventor:
Joseph A. Ciarlei
Patented Case
View Patent ↗
Granted: May 24, 1994
Filed: Dec 16, 1992
Inventor
Joseph A. Ciarlei
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.