Granted Patent
Utility
US 5,507,985 · App. 08/399,444
Method of making a foamed core golf club having a core density gradient
Inventor:
Lauro C. Cadorniga
Patented Case
View Patent ↗
Granted: Apr 16, 1996
Filed: Mar 7, 1995
Inventor
Lauro C. Cadorniga
Assignee (at issue)
Dunlop Slazenger Group Limited
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.