Granted Patent
Utility
US 4,229,951 · App. 05/939,640
Flexible coupling
Inventor:
Daniel M. Jedlicka
Patented Case
View Patent ↗
Granted: Oct 28, 1980
Filed: Sep 1, 1978
Inventor
Daniel M. Jedlicka
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.