Granted Patent
Utility
US 4,822,041 · App. 07/135,173
Game ball
Inventor:
Robert P. Molitor
Patented Case
View Patent ↗
Granted: Apr 18, 1989
Filed: Dec 18, 1987
Inventor
Robert P. Molitor
Assignee (at issue)
Spalding & Evenflo Companies, 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.