Granted Patent
Utility
US 6,439,136 · App. 09/899,008
Pulverized solid fuel nozzle tip with ceramic component
Inventors:
Jeffrey S. Mann, Ronald Nowak
Patented Case
View Patent ↗
Granted: Aug 27, 2002
Filed: Jul 3, 2001
Inventors
Jeffrey S. Mann
Ronald Nowak
Assignee (at issue)
ALSTOM (Switzerland) Ltd
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.