Support device for an off-shore oil drilling jack-up platform leg and platform including said device
CA 1264229 C · Owner: Ningler, Michel · Inventors: Naudin, Jean-Claude; Thomas, Pierre-Armand; Ningler, Michel
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The support device for a leg (2) of an off-shore drilling jack-up platform constitutes a heightener (3) adapted to be interposed between the leg of the platform and the sea bed so as to increase the depth of installation of the platform. The heightener is provided with detachable means (4, 7, 11, 12) for connecting the heightener to the lower end (4) of the leg (2) which improves the strength thereof. Fig. 4.
Read the whole patent
Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted January 9, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 9, 2007.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.