Granted Patent
Utility
US 5,409,974 · App. 08/124,891
Golf ball containing optical brightener blend
Inventors:
Michael J. Sullivan, Mark L. Binette
Patented Case
View Patent ↗
Granted: Apr 25, 1995
Filed: Sep 22, 1993
Inventors
Michael J. Sullivan
Mark L. Binette
Assignee (at issue)
Lisco 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.