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Expired Canadian patentCanada

Mooring apparatus and method of installation for deep water tension leg platform

CA 1314767 C · Owner: Conoco Inc. · Inventors: Zimmer, Robert A.; Hunter, Andrew F.

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

Abstract, Apparatus for attaching a floating tension leg platform to an anchoring base template on the subsea floor. The apparatus includes an external mooring porch for each tendon, the porches being mounted on the outside surfaces of the platform's columns.

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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 March 23, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 23, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 27, 1988
GrantedMarch 23, 1993
Term endedMarch 23, 2010
Patent numberCA 1314767 C
Classification (IPC)B63B21/50

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedSep 27, 1988Patent grantedMarch 23, 1993Term endedMarch 23, 2010

Sources & verification

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