Granted Patent
Utility
US 4,687,261 · App. 06/774,483
Tracks for track-laying vehicles
Inventor:
Howard S. Atkin
Patented Case
View Patent ↗
Granted: Aug 18, 1987
Filed: Sep 10, 1985
Inventor
Howard S. Atkin
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.