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Expired Canadian patentCanada

Gripping device for nappy materials

CA 1309121 C · Owner: Krogstrup, Johan · Inventors: Nohr, Henning; Krogstrup, Johan; Fosnaes, Frank

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

A gripping device for gripping nappy work-pieces such as textiles and all sorts of flexible material having hair, nap, fibers or threads protruding from the surface of the material. The device has a base part one or more, gripping elements, and a slidable member which is slidable relative to the base part and provided with a squeeze element for each of the gripping members. The gripping members are shaped as elongated bodies which in an area, close to one of their ends are adapted for contact against, work-pieces surrounded by the squeeze elements. The elongated bodies are also slotted along their longitudinal axis and by their other ends are fixed against translatory movements in the …

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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 20, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 20, 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.
FiledApril 18, 1989
GrantedOctober 20, 1992
Term endedOctober 20, 2009
Patent numberCA 1309121 C
Classification (IPC)B65H3/22

Timeline

Timeline From CIPO dates

1990199219941996199820002002200420062008Application filedApril 18, 1989Patent grantedOct 20, 1992Term endedOct 20, 2009

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