Granted Patent
Utility
US 6,745,705 · App. 10/048,817
Furnace
Inventors:
Wolfgang Benesch, Reinhold Terhaar
Patented Case
View Patent ↗
Granted: Jun 8, 2004
Filed: Mar 1, 2002
Inventors
Wolfgang Benesch
Reinhold Terhaar
Assignee (at issue)
Steag Encotec GmbH
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.