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Expired Canadian patentCanada

Method for continuously extruding an elastomeric material on the interior of a continuous tubular woven fabric in a loom

CA 1295104 C · Owner: Joncker, Helmut · Inventors: Joncker, Helmut; Mcalpine, Richard J.

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 method for continuously extruding an elastomeric material on the interior of a continuous tubular woven fabric in a loom, comprising motive means for creating relevant movement between the extruder and the woven fabric sensing means for, detecting stoppage of said loom control means responsive to, said sensing means directing said motive means to move said extruder relative to said woven fabric and a tubular woven fabric having an interior layer extruded directly onto the interior of the tubular woven fabric.

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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 February 4, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 4, 2009.
  • 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 25, 1986
GrantedFebruary 4, 1992
Term endedFebruary 4, 2009
Patent numberCA 1295104 C
Classification (IPC)B29C48/05 +2 more

Timeline

Timeline From CIPO dates

19871990199319961999200220052008Application filedSep 25, 1986Patent grantedFeb 4, 1992Term endedFeb 4, 2009

Sources & verification

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