Granted Patent
Utility
US 6,788,504 · App. 10/184,600
Mobile electric power supply system with deactivatable GFCI protection
Inventor:
Richard John Vanderkolk
Patented Case
View Patent ↗
Granted: Sep 7, 2004
Filed: Jun 26, 2002
Inventor
Richard John Vanderkolk
Assignee (at issue)
General Motors 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.