Granted Patent
Utility
US 6,507,256 · App. 09/682,313
Auxiliary magnetic trip system
Inventors:
Roger N. Castonguay, David Arnold
Patented Case
View Patent ↗
Granted: Jan 14, 2003
Filed: Aug 17, 2001
Inventors
Roger N. Castonguay
David Arnold
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.