Granted Patent
Utility
US 6,608,422 · App. 10/212,969
Alternator with an electric contact bearing assembly
Inventor:
Daniel E. Bartman
Patented Case
View Patent ↗
Granted: Aug 19, 2003
Filed: Aug 6, 2002
Inventor
Daniel E. Bartman
Assignee (at issue)
Prestolite Electric Ltd.
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.