Granted Patent
Utility
US 6,012,495 · App. 08/905,248
Corrosion protection for subsea lines
Inventor:
Roy Eivind Antonsen
Patented Case
View Patent ↗
Granted: Jan 11, 2000
Filed: Aug 1, 1997
Inventor
Roy Eivind Antonsen
Assignee (at issue)
ALCATEL
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.