Granted Patent
Utility
US 4,120,511 · App. 05/765,517
Saddle/main frame fabrication
Inventors:
Royce D. Allen, Rollen G. Easter
Patented Case
View Patent ↗
Granted: Oct 17, 1978
Filed: Feb 4, 1977
Inventors
Royce D. Allen
Rollen G. Easter
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.