Granted Patent
Utility
US 6,569,036 · App. 09/488,798
Multi-layer solid golf ball
Inventors:
Kohei Takemura, Kazuhisa Fushihara
Patented Case
View Patent ↗
Granted: May 27, 2003
Filed: Jan 21, 2000
Inventors
Kohei Takemura
Kazuhisa Fushihara
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.