Granted Patent
Utility
US 6,585,889 · App. 09/870,873
Transmission oil pan module having filter with integrated drain plug
Inventor:
Juergen Weingaertner
Patented Case
View Patent ↗
Granted: Jul 1, 2003
Filed: May 31, 2001
Inventor
Juergen Weingaertner
Assignee (at issue)
Federal-Mogul Worldwide, Inc.
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.