Granted Patent
Utility
US 6,523,995 · App. 09/816,580
In-tank mixing system and associated radial impeller
Inventors:
Julian B. Fasano, Mark F. Reeder
Patented Case
View Patent ↗
Granted: Feb 25, 2003
Filed: Mar 23, 2001
Inventors
Julian B. Fasano
Mark F. Reeder
Assignee (at issue)
Chemineer, 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.