Granted Patent
Utility
US 6,533,699 · App. 09/883,958
Differential transmission device in particular for a motor vehicle
Inventor:
Gregory A. Fett
Patented Case
View Patent ↗
Granted: Mar 18, 2003
Filed: Jun 20, 2001
Inventor
Gregory A. Fett
Assignee (at issue)
Torque-Traction Technologies LLC
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.