Granted Patent
Utility
US 5,642,882 · App. 08/615,672
Butt cap for sports racquet
Inventor:
Michael Guerzini
Patented Case
View Patent ↗
Granted: Jul 1, 1997
Filed: Mar 13, 1996
Inventor
Michael Guerzini
Assignee (at issue)
Prince Sports, LLC
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.