Granted Patent
Utility
US 5,736,031 · App. 08/719,681
Separation of hydrocarbons water/emulsifier mixtures
Inventors:
James O. Nye, Robin M. Pate
Patented Case
View Patent ↗
Granted: Apr 7, 1998
Filed: Sep 26, 1996
Inventors
James O. Nye
Robin M. Pate
Assignee (at issue)
ONSITE TECHNOLGY LLC
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.