Granted Patent
Utility
US 6,083,152 · App. 09/228,577
Endoscopic insertion tube
Inventor:
James G. Strong
Patented Case
View Patent ↗
Granted: Jul 4, 2000
Filed: Jan 11, 1999
Inventor
James G. Strong
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.