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Expired Canadian patentCanada

Closure cap for infusion and transfusion bottles

CA 1305684 C · Owner: Franz Pohl Metall- Und Kunststoffwarenfabrik Gmbh · Inventors: Von Schuckmann, Alfred

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

The present invention relates to a closure cap for infusion and transfusion bottles, having a rim cap which grips around a rim neck of the bottle and has a cutout which is closed by a plastic lid in such a manner that an annular zone of the plastic lid grips below the edge of the cutout and it proposes, for the, obtaining of a tightly sealed attachment of the lid which can nevertheless be lifted off with relatively little force a, radially extending intended-bend line (x-x) of the plastic lid formed by thinning of the material.

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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 July 28, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 28, 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.
FiledMay 2, 1988
GrantedJuly 28, 1992
Term endedJuly 28, 2009
Patent numberCA 1305684 C
Classification (IPC)A61M5/14 +2 more

Timeline

Timeline From CIPO dates

1989199219951998200120042007Application filedMay 2, 1988Patent grantedJuly 28, 1992Term endedJuly 28, 2009

Sources & verification

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