Granted Patent
Utility
US 5,301,944 · App. 08/004,530
Golf club head with improved sole
Inventor:
Terry B. Koehler
Patented Case
View Patent ↗
Granted: Apr 12, 1994
Filed: Jan 14, 1993
Inventor
Terry B. Koehler
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.