Granted Patent
Utility
US 4,449,416 · App. 06/299,318
Transmission control system
Inventor:
Thomas W. Huitema
Patented Case
View Patent ↗
Granted: May 22, 1984
Filed: Sep 4, 1981
Inventor
Thomas W. Huitema
Assignee (at issue)
J. I. Case Company
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.