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Expired Canadian patentCanada

Vegetable tenderizer

CA 2532972 C · Owner: Chi'S Research Corporation · Inventors: Chukwu, Uchenna N.

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

A method of processing a vegetable that includes providing a vegetable composition having a first outer layer to which an enzyme is applied for a time that is sufficient to form an enzyme-degraded vegetable. The enzyme- degraded vegetable is capable of absorbing components such as water, additives or enzymes that further process the vegetable.

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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 December 29, 2003 and granted March 27, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 29, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 29, 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.
FiledDecember 29, 2003
GrantedMarch 27, 2012
Term endedDecember 29, 2023
Patent numberCA 2532972 C
Classification (IPC)A23B9/08 +1 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedDec 29, 2003Patent grantedMarch 27, 2012Term endedDec 29, 2023

Sources & verification

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