Granted Patent
Utility
US 6,449,951 · App. 09/637,866
Combustion device for generating hot gases
Inventors:
Franz Joos, Wolfgang Polifke, Alexander Ni
Patented Case
View Patent ↗
Granted: Sep 17, 2002
Filed: Aug 15, 2000
Inventors
Franz Joos
Wolfgang Polifke
Alexander Ni
Assignee (at issue)
ALSTOM Holdings
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.