Granted Patent
Utility
US 4,805,819 · App. 07/141,932
Sheath for a retractable knife
Inventor:
Walter Collins
Patented Case
View Patent ↗
Granted: Feb 21, 1989
Filed: Jan 4, 1988
Inventor
Walter Collins
Assignee (at issue)
Gerber Legendary Blades, 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.