Granted Patent
Utility
US 3,948,518 · App. 05/532,379
Football
Inventor:
Herbert E. Tebbetts, Jr.
Patented Case
View Patent ↗
Granted: Apr 6, 1976
Filed: Dec 13, 1974
Inventor
Herbert E. Tebbetts, Jr.
Assignee (at issue)
AMF GmbH
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.