Granted Patent
Utility
US 5,209,485 · App. 07/763,895
Restricted flight golf ball
Inventors:
R. Dennis Nesbitt, Terence Melvin
Patented Case
View Patent ↗
Granted: May 11, 1993
Filed: Sep 23, 1991
Inventors
R. Dennis Nesbitt
Terence Melvin
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.