Granted Patent
Utility
US 5,911,747 · App. 08/934,147
HVAC system control incorporating humidity and carbon monoxide measurement
Inventor:
Dale A. Gauthier
Patented Case
View Patent ↗
Granted: Jun 15, 1999
Filed: Sep 19, 1997
Inventor
Dale A. Gauthier
Assignee (at issue)
Pentech Energy Solutions, Inc.
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.