Granted Patent
Utility
US 5,211,331 · App. 07/508,969
Control in combination with thermostatically responsive assembly
Inventor:
Timothy P. Seel
Patented Case
View Patent ↗
Granted: May 18, 1993
Filed: Apr 13, 1990
Inventor
Timothy P. Seel
Assignee (at issue)
Roberts Gordon LLC
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.