Granted Patent
Utility
US 6,575,122 · App. 10/199,626
Oscillating sootblower mechanism
Inventor:
James H. Hipple
Patented Case
View Patent ↗
Granted: Jun 10, 2003
Filed: Jul 19, 2002
Inventor
James H. Hipple
Assignee (at issue)
DIAMOND POWER INTERNATIONAL, LLC
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.