Granted Patent
Utility
US 5,779,562 · App. 08/840,392
Multi-core, multi-cover golf ball
Inventors:
Terrence S. Melvin, Michael J. Sullivan, R. Dennis Nesbitt
Patented Case
View Patent ↗
Granted: Jul 14, 1998
Filed: Apr 29, 1997
Inventors
Terrence S. Melvin
Michael J. Sullivan
R. Dennis Nesbitt
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.