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Expired Canadian patentCanada

Apparatus for packaging an edible liquid

CA 1209547 A · Owner: Innopac Inc. · Inventors: Warburton, Eric T.; Smith, Lewis W.

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 invention relates to an apparatus for packaging an edible liquid in individual sterilized containers. The apparatus comprises a conveyor for the containers wherein the containers are sterilized on the lower level thereof and then are filled and sealed on the upper level thereof. The sealing means comprises the use of a payout wheel to feed a ribbon of sterile cover stock over an idler wheel and onto a heated sealing wheel. The payout and sealing wheels are provided with indexing buttons for the ribbon of cover stock to ensure precise registration thereof onto the containters.

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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 August 12, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 12, 2003.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 17, 1983
GrantedAugust 12, 1986
Term endedAugust 12, 2003
Patent numberCA 1209547 A
Classification (IPC)B65B3/00 +2 more

Timeline

Timeline From CIPO dates

1984198619881990199219941996199820002002Application filedOct 17, 1983Patent grantedAug 12, 1986Term endedAug 12, 2003

Sources & verification

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