Granted Patent
Utility
US 5,240,250 · App. 07/715,430
Game ball made by method including molding and machining steps
Inventor:
Calvin E. McCloud
Patented Case
View Patent ↗
Granted: Aug 31, 1993
Filed: Jun 14, 1991
Inventor
Calvin E. McCloud
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.