Granted Patent
Utility
US 6,018,012 · App. 09/119,425
Two-component polyurethane top coat for golf balls
Inventors:
Steven C. Crast, Ramon B. Dineros
Patented Case
View Patent ↗
Granted: Jan 25, 2000
Filed: Jul 20, 1998
Inventors
Steven C. Crast
Ramon B. Dineros
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.