Granted Patent
Utility
US 5,626,530 · App. 08/479,778
Golf club head with sole bevel indicia
Inventors:
Glenn H. Schmidt, Richard C. Helmstetter
Patented Case
View Patent ↗
Granted: May 6, 1997
Filed: Jun 7, 1995
Inventors
Glenn H. Schmidt
Richard C. Helmstetter
Assignee (at issue)
Callaway Golf Company
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.