Granted Patent
Utility
US 4,655,433 · App. 06/767,349
Riser tensioning system
Inventors:
George W. Peppel, Paul E. Sullivan
Patented Case
View Patent ↗
Granted: Apr 7, 1987
Filed: Aug 20, 1985
Inventors
George W. Peppel
Paul E. Sullivan
Assignee (at issue)
Lockheed 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.