Granted Patent
Utility
US 6,765,777 · App. 09/939,628
Overvoltage-protection device
Inventor:
Michel Cantagrel
Patented Case
View Patent ↗
Granted: Jul 20, 2004
Filed: Aug 28, 2001
Inventor
Michel Cantagrel
Assignee (at issue)
CITEL
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.