Granted Patent
Utility
US 4,887,812 · App. 07/113,879
Basketball hoop system
Inventor:
Randall H. Moormann
Patented Case
View Patent ↗
Granted: Dec 19, 1989
Filed: Oct 27, 1987
Inventor
Randall H. Moormann
Assignee (at issue)
Tonka 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.