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Expired Canadian patentCanada

Measuring cup closure and method for fitting the closure

CA 1281689 C · Owner: Henkel Kommanditgesellschaft Auf Aktien · Inventors: Kittscher, Peter

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 measuring cup closure for a container opening having a screwthread formed on its outside surface comprising: (a) a spout part placeable in the container opening wherein the spout part comprises a pouring spout and an outer ring which is formed integrally around the base of the pouring spout and surrounds the spout at a distance therefrom, the outer ring being adapted for surrounding the rim of the container opening from the inside to the outside of the container; and, (b) a measuring cup which is adapted to be screwed onto the container opening over the spout part wherein the outer ring of the spout part has a screwthread for screwing the measuring cup thereto, and the measuring cup is …

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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 March 19, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 19, 2008.
  • 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 31, 1987
GrantedMarch 19, 1991
Term endedMarch 19, 2008
Patent numberCA 1281689 C
Classification (IPC)B65D47/12 +1 more

Timeline

Timeline From CIPO dates

1988199119941997200020032006Application filedJuly 31, 1987Patent grantedMarch 19, 1991Term endedMarch 19, 2008

Sources & verification

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