Granted Patent
Utility
US 4,311,180 · App. 06/166,193
Pneumatic tire capable of being driven deflated
Inventor:
William L. Jackson
Patented Case
View Patent ↗
Granted: Jan 19, 1982
Filed: Jul 7, 1980
Inventor
William L. Jackson
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.