Granted Patent
Utility
US 6,179,071 · App. 09/260,949
Method and apparatus for handling and disposal of oil and gas well drill cuttings
Inventor:
Gary H. Dietzen
Patented Case
View Patent ↗
Granted: Jan 30, 2001
Filed: Mar 2, 1999
Inventor
Gary H. Dietzen
Assignee (at issue)
M-I L.L.C.
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.