Granted Patent
Utility
US 6,749,665 · App. 10/181,886
Method when cleaning a filter
Inventors:
Odd Bjarnø, Leif A. V. Lindau
Patented Case
View Patent ↗
Granted: Jun 15, 2004
Filed: Oct 23, 2002
Inventors
Odd Bjarnø
Leif A. V. Lindau
Assignee (at issue)
Alstom Power N.V.
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.