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Expired Canadian patentCanada

Riveting head adapted for being coupled to stapling apparatus

CA 1316377 C · Owner: Esselte Business Systems, S.A. · Inventors: Grau Perez, Jorge

CIPO record

Overview

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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 riveting head which may be fitted to a stapling apparatus makes it possible to take advantage of the operating mechanism for the staple driver of such apparatus to power a riveting unit. The kind of rivet means used is made of a, stem with a frangible riveting head at one of its ends so, that one and the same apparatus becomes adapted for two different applications and may be used for stapling according to its usual embodiment, or for riveting purposes when the riveting head to be described is coupled to it.

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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 April 20, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 20, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 17, 1987
GrantedApril 20, 1993
Term endedApril 20, 2010
Patent numberCA 1316377 C
Classification (IPC)B21J15/38 +2 more

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedMarch 17, 1987Patent grantedApril 20, 1993Term endedApril 20, 2010

Sources & verification

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