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Expired Canadian patentCanada

Frozen ice confection

CA 2423392 C · Owner: Unilever Plc · Inventors: Todd, Susan; Seven, Jean-Marc Maurice Edouard Marie; Towell, Deborah Jane

CIPO record

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

The invention relates to a frozen ice confection comprising ice granules wherein said confection has a total solids content of from 4% to 10% by weight and comprising fat and emulsifier in a total amount of from 0.3% to 1.5% by weight. The invention further provides a pre-mix for the preparation of said ice confection.

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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

  • Filed March 25, 2003 and granted March 15, 2011. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 25, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 25, 2025.
  • 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 25, 2003
GrantedMarch 15, 2011
Term endedMarch 25, 2023
Patent numberCA 2423392 C
Classification (IPC)A23G9/00 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedMarch 25, 2003Patent grantedMarch 15, 2011Term endedMarch 25, 2023

Sources & verification

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