Granted Patent
Utility
US 4,270,616 · App. 05/949,589
Bulldozer blade mounting assembly
Inventors:
Carl P. Adams, Royce D. Allen, Frederick L. Kokaly
Patented Case
View Patent ↗
Granted: Jun 2, 1981
Filed: Oct 10, 1978
Inventors
Carl P. Adams
Royce D. Allen
Frederick L. Kokaly
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.