Granted Patent
Utility
US 6,110,367 · App. 09/355,301
Closed device for treatment of drilling fluids and cuttings
Inventors:
Ole Dagfinn Jensen, Oystein Kalvenes
Patented Case
View Patent ↗
Granted: Aug 29, 2000
Filed: Jul 27, 1999
Inventors
Ole Dagfinn Jensen
Oystein Kalvenes
Assignee (at issue)
Mercur Subsea Products ASA
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.