Granted Patent
Utility
US 6,796,261 · App. 10/376,493
Subsea deployable drum for laying lines
Inventor:
Angus Colyer
Patented Case
View Patent ↗
Granted: Sep 28, 2004
Filed: Feb 28, 2003
Inventor
Angus Colyer
Assignee (at issue)
ABB Offshore Systems Limited
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.