Granted Patent
Utility
US 6,258,302 · App. 09/248,016
Process for producing polybutadiene golf ball cores
Inventor:
R. Dennis Nesbitt
Patented Case
View Patent ↗
Granted: Jul 10, 2001
Filed: Feb 10, 1999
Inventor
R. Dennis Nesbitt
Assignee (at issue)
Spalding Sports Worldwide, Inc.
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.