Granted Patent
Utility
US 6,232,857 · App. 09/397,684
Arc fault circuit breaker
Inventors:
Henry Hall Mason, Jr., Raymond K. Seymour, Frederic W. Glabau, Douglas B. Tilghman, Joseph Desormeaux, Michael C. Guerrette
Patented Case
View Patent ↗
Granted: May 15, 2001
Filed: Sep 16, 1999
Inventors
Henry Hall Mason, Jr.
Raymond K. Seymour
Frederic W. Glabau
Douglas B. Tilghman
Joseph Desormeaux
Michael C. Guerrette
Assignee (at issue)
General Electric 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.