Granted Patent
Utility
US 4,257,653 · App. 06/069,021
Track assembly for track-type vehicles with dual link assemblies
Inventors:
Thomas C. Meisel, Jr., Robert N. Stedman
Patented Case
View Patent ↗
Granted: Mar 24, 1981
Filed: Aug 23, 1979
Inventors
Thomas C. Meisel, Jr.
Robert N. Stedman
Assignee (at issue)
Caterpillar Tractor Co.
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.