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Expired Canadian patentCanada

Anchorseal

CA 1316127 C · Owner: Anchor Continental, Inc. · Inventors: Ciani, Faust Alexander

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

An attachment for a flexible package is disclosed to enable the user to fasten a re-closable package. A bifurcated adhesive member is secured to the body portion of the package at a distance from the opening thereof. The member has a jawlike construction with a hingeline about which one of the jaws may pivot. When the jaws are opened by the user the, re-closed, folded end of the package may be inserted therebetween, and the jaws subsequently closed to retain the package in re-closed condition. It is particularly useful for flexible packages of corn flakes, potato chips, cheese etc. where, portions of the contents are removed over a period of time gradually decreasing the volume of 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 April 13, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 13, 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.
FiledJuly 13, 1988
GrantedApril 13, 1993
Term endedApril 13, 2010
Patent numberCA 1316127 C
Classification (IPC)B65D33/16 +2 more

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedJuly 13, 1988Patent grantedApril 13, 1993Term endedApril 13, 2010

Sources & verification

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