Granted Patent
Utility
US 4,260,005 · App. 05/849,756
Self-locking fastener, fastener system, and process
Inventor:
Edgar L. Stencel
Patented Case
View Patent ↗
Granted: Apr 7, 1981
Filed: Nov 9, 1977
Inventor
Edgar L. Stencel
Assignee (at issue)
VSI, LLC
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.