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Expired Canadian patentCanada

Automatic reeding apparatus and automatic reeding method

CA 2089059 C · Owner: Nippon Filcon Co. Ltd. · Inventors: Choh, Hitoshi; Ikeda, Tomoyoshi

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

An automatic reeding apparatus and an automatic reeding method is disclosed which can handle yarns having various diameters required for any of reeds. Prior art problems are avoided by removably attaching a simple structural device to the frame of a reed of a loom. With the apparatus and the method as described herein a, reeding process can be carried out precisely and efficiently without damaging dents and without skipping over any the reed marks into which no yarn is threaded.

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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

  • Filed February 8, 1993 and granted December 15, 1998. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended February 8, 2013.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 8, 2015.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 8, 1993
GrantedDecember 15, 1998
Term endedFebruary 8, 2013
Patent numberCA 2089059 C
Classification (IPC)D03D49/00 +1 more

Timeline

Timeline From CIPO dates

1994199619982000200220042006200820102012Application filedFeb 8, 1993Patent grantedDec 15, 1998Term endedFeb 8, 2013

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