Granted Patent
Utility
US 5,778,831 · App. 08/628,284
Sootblower lance with expanded tip
Inventor:
Mohomed I. Jameel
Patented Case
View Patent ↗
Granted: Jul 14, 1998
Filed: Apr 5, 1996
Inventor
Mohomed I. Jameel
Assignee (at issue)
Bergemann USA, Inc.
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.