Granted Patent
Utility
US 6,361,576 · App. 09/548,078
High temperature cyclone outlet tube
Inventor:
Anthony Vincent Andriola
Patented Case
View Patent ↗
Granted: Mar 26, 2002
Filed: Apr 12, 2000
Inventor
Anthony Vincent Andriola
Assignee (at issue)
Fisher-Klosterman, 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.