Granted Patent
Utility
US 4,469,181 · App. 06/469,086
Adjustable conductor guide assembly for sub-sea wells and methods and tools for adjustment thereof
Inventor:
Rodney Kellett
Patented Case
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Granted: Sep 4, 1984
Filed: Feb 23, 1983
Inventor
Rodney Kellett
Assignee (at issue)
Cameron Iron Works, 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.