Granted Patent
Utility
US 5,018,741 · App. 07/384,205
Golf ball
Inventors:
Joseph F. Stiefel, R. Dennis Nesbitt, Terence Melvin
Patented Case
View Patent ↗
Granted: May 28, 1991
Filed: Jul 24, 1989
Inventors
Joseph F. Stiefel
R. Dennis Nesbitt
Terence Melvin
Assignee (at issue)
Spalding & Evenflo Companies, 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.