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Expired Canadian patentCanada

Chain for supporting flexible conduits with curvilinear path

CA 1288958 C · Owner: Mauri, Giovanni · Inventors: Mauri, Giovanni

CIPO record

Overview

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

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Abstract From the Canadian patent

A chain with curvilinear path for supporting flexible conduits is described here, of the type in which the links are constituted by two sides each having a male connection at one end and a female connection at the other which can be connected, male to female to the adjacent link by means of an appropriate dowel thus permitting reciprocal articulation, said sides being connected to one another by means of a root and a detachable upper link stud which form the support surface for the flexible conduits carried by the chain characterised by the fact that the said links are curvilinear, thus permitting articulated movement of each link in order to follow the traditional curve-during the back and …

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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 September 17, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 17, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledDecember 30, 1987
GrantedSeptember 17, 1991
Term endedSeptember 17, 2008
Patent numberCA 1288958 C
Classification (IPC)F16G13/12 +2 more

Timeline

Timeline From CIPO dates

1988199119941997200020032006Application filedDec 30, 1987Patent grantedSep 17, 1991Term endedSep 17, 2008

Sources & verification

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