Granted Patent
Utility
US 5,772,534 · App. 08/858,816
Satellite enhanced golf information system
Inventor:
Douglas P. Dudley
Patented Case
View Patent ↗
Granted: Jun 30, 1998
Filed: May 19, 1997
Inventor
Douglas P. Dudley
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.