Granted Patent
Utility
US 6,296,573 · App. 09/460,862
Self-locking internally threaded fastener and method of manufacture
Inventors:
Richard J. Duffy, Eugene D. Sessa
Patented Case
View Patent ↗
Granted: Oct 2, 2001
Filed: Dec 14, 1999
Inventors
Richard J. Duffy
Eugene D. Sessa
Assignee (at issue)
Nylok Fastener Corporation
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.