Granted Patent
Utility
US 6,723,009 · App. 10/180,482
Three-piece solid golf ball
Inventor:
Akira Kato
Patented Case
View Patent ↗
Granted: Apr 20, 2004
Filed: Jun 27, 2002
Inventor
Akira Kato
Assignee (at issue)
SUMITOMO RUBBER INDUSTRIES, LTD.
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.