Granted Patent
Utility
US 5,082,406 · App. 07/545,808
Self locking panel fastener with device for visually indicating whether fastener is locked
Inventor:
Frank J. Cosenza
Patented Case
View Patent ↗
Granted: Jan 21, 1992
Filed: Jun 29, 1990
Inventor
Frank J. Cosenza
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.