Granted Patent
Utility
US 4,868,925 · App. 07/238,285
Football shoulder pads with accordian-hinge flap
Inventor:
Hal D. Mitchell
Patented Case
View Patent ↗
Granted: Sep 26, 1989
Filed: Aug 30, 1988
Inventor
Hal D. Mitchell
Assignee (at issue)
Figgie Inernational Inc.
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.