Granted Patent
Utility
US 6,607,473 · App. 10/056,200
Methods for centrifugally separating mixed components of a fluid stream under a pressure differential
Inventor:
Kevin E. Collier
Patented Case
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Granted: Aug 19, 2003
Filed: Jan 25, 2002
Inventor
Kevin E. Collier
Assignee (at issue)
Econova GmbH
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.