Granted Patent
Utility
US 6,130,519 · App. 09/400,423
Portable battery charger including auto-polarity switch
Inventors:
John S. Whiting, Branden M. Reid
Patented Case
View Patent ↗
Granted: Oct 10, 2000
Filed: Sep 21, 1999
Inventors
John S. Whiting
Branden M. Reid
Assignee (at issue)
Scepter Manufacturing, 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.