Granted Patent
Utility
US 5,542,777 · App. 08/274,063
Fastener for composite structures
Inventor:
Martin E. Johnson
Patented Case
View Patent ↗
Granted: Aug 6, 1996
Filed: Jul 12, 1994
Inventor
Martin E. Johnson
Assignee (at issue)
LOCKHEED MARTIN 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.