Granted Patent
Utility
US 6,719,207 · App. 10/260,769
Microprocessor controlled two stage furnace
Inventor:
John M. Kloster
Patented Case
View Patent ↗
Granted: Apr 13, 2004
Filed: Sep 30, 2002
Inventor
John M. Kloster
Assignee (at issue)
DURA GLOBAL TECHNOLOGIES, 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.