Granted Patent
Utility
US 5,018,583 · App. 07/495,004
Well process using a composite rod-stiffened pressurized cable
Inventor:
Jerry G. Williams
Patented Case
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Granted: May 28, 1991
Filed: Mar 15, 1990
Inventor
Jerry G. Williams
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.