Granted Patent
Utility
US 4,237,583 · App. 06/008,247
Locking clips for security wallets and the like
Inventor:
William H. Sullivan
Patented Case
View Patent ↗
Granted: Dec 9, 1980
Filed: Feb 1, 1979
Inventor
William H. Sullivan
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.