Granted Patent
Utility
US 5,417,621 · App. 08/172,335
Driveaway lockup strategy for an infinitely variable tranmission with a hydrokinetic torque converter
Inventor:
Thomas T. Tibbles
Patented Case
View Patent ↗
Granted: May 23, 1995
Filed: Dec 22, 1993
Inventor
Thomas T. Tibbles
Assignee (at issue)
Ford Motor 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.