Granted Patent
Utility
US 5,505,260 · App. 08/456,852
Method and apparatus for wellbore sand control
Inventors:
Eric E. Andersen, Larry K. Moran, Richard M. Hodge, Nobuo Morita
Patented Case
View Patent ↗
Granted: Apr 9, 1996
Filed: Jun 1, 1995
Inventors
Eric E. Andersen
Larry K. Moran
Richard M. Hodge
Nobuo Morita
Assignee (at issue)
Conoco 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.