Granted Patent
Utility
US 5,769,980 · App. 08/748,263
Pneumatic tire with sidewall inserts having specified extension underneath the belt package
Inventors:
Charles D. Spragg, Thomas W. Bell, William L. Hergenrother, James M. Kirby
Patented Case
View Patent ↗
Granted: Jun 23, 1998
Filed: Nov 13, 1996
Inventors
Charles D. Spragg
Thomas W. Bell
William L. Hergenrother
James M. Kirby
Assignee (at issue)
Bridgestone Firestone
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.