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Expired Canadian patentCanada

Water jet loom

CA 1110522 A · Owner: Neretex Corp. Cayman Ltd. · Inventors: Cornellier, Joseph R.

CIPO record

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

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Abstract From the Canadian patent

This invention provides a method of converting conventional weaving looms, which includes filling components pick motion components, parallel motion components filling, motion components and lay motion components. The method comprises the steps of removing from a conventional apparatus the filling system, the pick motion components the parallel, motion components, the filling motion components and the lay motion components and mounting to the apparatus a liquid jet system. The liquid jet system comprises means for advancing a weft filament across warp filaments comprising a source of pressurized liquid, nozzle means for projecting the source of pressurized liquid in a stream across the shed …

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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 October 13, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 13, 1998.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJune 4, 1980
GrantedOctober 13, 1981
Term endedOctober 13, 1998
Patent numberCA 1110522 A
Classification (IPC)D03D47/00

Timeline

Timeline From CIPO dates

198119831985198719891991199319951997Application filedJune 4, 1980Patent grantedOct 13, 1981Term endedOct 13, 1998

Sources & verification

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