Granted Patent
Utility
US 6,766,860 · App. 10/080,494
Multi-activity offshore drilling facility having a support for tubular string
Inventors:
William G. Archibald, Paul Bruton
Patented Case
View Patent ↗
Granted: Jul 27, 2004
Filed: Feb 22, 2002
Inventors
William G. Archibald
Paul Bruton
Assignee (at issue)
GlobalSantaFe Corporation
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.