Granted Patent
Utility
US 6,478,697 · App. 09/682,792
Golf ball with high coefficient of restitution
Inventors:
Michael S. Yagley, Steven S. Ogg, Pijush Dewanjee, David Bartels
Patented Case
View Patent ↗
Granted: Nov 12, 2002
Filed: Oct 19, 2001
Inventors
Michael S. Yagley
Steven S. Ogg
Pijush Dewanjee
David Bartels
Assignee (at issue)
Callaway Golf Company
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.