Offshore platform structure for arctic waters
CA 1180908 A · Owner: Selmer (F.) A/S · Inventors: Einstabland, Tomas
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An offshore concrete gravity platform structure to be installed on a sea bed in arctic waters, comprising a sub-structure completely submerged and supported by the sea bed when in an installed position a superstructure, extending up from the substructure and a deck superstructure supported by the superstructure above the sea water surface the substructure having a top, supporting a fender comprising a cylindrical ring-shaped body located at a radial distance from the super-structure The fender when in a ballasted condition rests on the substructure, to be displaced relative to the substructure and the superstructure when impacted by large iceberg masses in, order to protect the …
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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 15, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 15, 2002.
- 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.