Granted Patent
Utility
US 4,408,932 · App. 06/221,398
Subsea template levelling system and method
Inventor:
William S. Cowan
Patented Case
View Patent ↗
Granted: Oct 11, 1983
Filed: Dec 30, 1980
Inventor
William S. Cowan
Assignee (at issue)
Armco 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.