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Expired Canadian patentCanada

Method for docking of a floating structure

CA 1237341 A · Owner: Selvaag-Bygg A/S · Inventors: Thorsnes, Ola O.

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A b s t r a c t, A method for docking of a floating structure e.g. a concrete offshore platform. According to a first embodiment, a pit (3) separated from the sea by means of sand or gravel deposits (1; 4) is excavated, whereupon the structure (7) is erected entirely or partly in the pit (3). The depth of the pit (3) is increased by building the upper edge of the pit upwards to an upper level, whereupon the pit is filled with water (10) in order for the structure to become floating. The deposits (12) situated at the bottom of the pit (3) and under the structure (7) are next removed by means of suitable techniques in order to lower the bottom of the pit (3) to a lowest level, while the level …

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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 May 31, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 31, 2005.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 21, 1985
GrantedMay 31, 1988
Term endedMay 31, 2005
Patent numberCA 1237341 A
Classification (IPC)B63B35/44

Timeline

Timeline From CIPO dates

1986198819901992199419961998200020022004Application filedOct 21, 1985Patent grantedMay 31, 1988Term endedMay 31, 2005

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.