Granted Patent
Utility
US 6,176,793 · App. 09/259,673
Golf ball with contoured dimples
Inventors:
Michael J. Sullivan, Terence Melvin
Patented Case
View Patent ↗
Granted: Jan 23, 2001
Filed: Mar 1, 1999
Inventors
Michael J. Sullivan
Terence Melvin
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.