Granted Patent
Utility
US 6,743,136 · App. 10/294,800
Differential case with lubrication passages
Inventor:
William Glen Jensen
Patented Case
View Patent ↗
Granted: Jun 1, 2004
Filed: Nov 15, 2002
Inventor
William Glen Jensen
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.