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Expired Canadian patentCanada

Method of feeding milk replacer with carnitine

CA 2527468 C · Owner: Land O'Lakes Purina Feed Llc · Inventors: Miller, Bill L.

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 the present invention includes feeding a calf a milk replacer at an enhanced rate with carnitine. The method of the present invention enhances weight gain starter intake and reduces weaning time.

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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 November 17, 2005 and granted June 18, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended November 17, 2025.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 17, 2005
GrantedJune 18, 2013
Term endedNovember 17, 2025
Patent numberCA 2527468 C
Classification (IPC)A01K19/00 +2 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedNov 17, 2005Patent grantedJune 18, 2013Term endedNov 17, 2025

Sources & verification

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