Granted Patent
Utility
US 4,217,790 · App. 05/955,866
Resilient link apparatus
Inventor:
Victor E. Lindblom
Patented Case
View Patent ↗
Granted: Aug 19, 1980
Filed: Oct 30, 1978
Inventor
Victor E. Lindblom
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.