Granted Patent
Utility
US 6,140,722 · App. 09/376,444
Alternator system
Inventors:
Michael D. Ballard, Larry Joe Maddox
Patented Case
View Patent ↗
Granted: Oct 31, 2000
Filed: Aug 18, 1999
Inventors
Michael D. Ballard
Larry Joe Maddox
Assignee (at issue)
Unit Parts 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.