Granted Patent
Utility
US 4,436,986 · App. 06/324,196
Electric blanket safety circuit
Inventor:
Gordon S. Carlson
Patented Case
View Patent ↗
Granted: Mar 13, 1984
Filed: Nov 23, 1981
Inventor
Gordon S. Carlson
Assignee (at issue)
Sunbeam Corporation Limited
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.