Granted Patent
Utility
US 4,324,022 · App. 06/159,958
Ratchet buckle having reinforcement strengthening means
Inventor:
Ernest Prete, Jr.
Patented Case
View Patent ↗
Granted: Apr 13, 1982
Filed: Jun 16, 1980
Inventor
Ernest Prete, Jr.
Assignee (at issue)
Ancra 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.