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Expired Canadian patentCanada

Apparatus for storing slide fastener sliders

CA 2023959 C · Owner: Kuze, Kazuki · Inventors: Ito, Michio; Kuze, Kazuki; Akashi, Shunji

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

S, An apparatus is disclosed for storing slide fastener sliders preparatory to application thereof onto a stringer chain, the apparatus comprising a plurality of slider stockers removably mounted on a stocker holder and a slider supply means including a chute, the slider stockers being movable successively into operative position registering with the chute to receive therefrom a supply of sliders.

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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 August 24, 1990 and granted May 31, 1994. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended August 24, 2010.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by August 24, 2012.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 24, 1990
GrantedMay 31, 1994
Term endedAugust 24, 2010
Patent numberCA 2023959 C
Classification (IPC)A44B19/42 +1 more

Timeline

Timeline From CIPO dates

1991199319951997199920012003200520072009Application filedAug 24, 1990Patent grantedMay 31, 1994Term endedAug 24, 2010

Sources & verification

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