Granted Patent
Utility
US 6,234,770 · App. 09/158,668
Reservoir fluids production apparatus and method
Inventors:
Rodney K. Ridley, Mario DeRocco
Patented Case
View Patent ↗
Granted: May 22, 2001
Filed: Sep 22, 1998
Inventors
Rodney K. Ridley
Mario DeRocco
Assignee (at issue)
Alberta Research Council 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.