Granted Patent
Utility
US 5,820,489 · App. 08/716,016
Low spin golf ball
Inventors:
Michael J. Sullivan, R. Dennis Nesbitt
Patented Case
View Patent ↗
Granted: Oct 13, 1998
Filed: Sep 19, 1996
Inventors
Michael J. Sullivan
R. Dennis Nesbitt
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.