Granted Patent
Utility
US 6,719,511 · App. 10/087,616
High security fastener constructions
Inventors:
David F. Notaro, Adam W. Schreckengost
Patented Case
View Patent ↗
Granted: Apr 13, 2004
Filed: Mar 1, 2002
Inventors
David F. Notaro
Adam W. Schreckengost
Assignee (at issue)
McGard 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.