Granted Patent
Utility
US 4,258,261 · App. 06/036,289
Electrode assembly for combustion products detector
Inventor:
Frederick J. Conforti
Patented Case
View Patent ↗
Granted: Mar 24, 1981
Filed: May 7, 1979
Inventor
Frederick J. Conforti
Assignee (at issue)
Pittway Corporation
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.