Granted Patent
Utility
US 4,240,488 · App. 06/007,687
Tire breaker strip with folded plies
Inventor:
Brian Wilcox
Patented Case
View Patent ↗
Granted: Dec 23, 1980
Filed: Jan 30, 1979
Inventor
Brian Wilcox
Assignee (at issue)
Dunlop GmbH
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.