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Expired Canadian patentCanada

Silage production from fermentable forages

CA 1214412 A · Owner: University Of Georgia Research Foundation Inc. · Inventors: Sudweeks, E. Max; Moon, Nancy J.; Ely, Lane O.

CIPO record

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Abstract From the Canadian patent

A method for the production of silage from a fermentable forage substrate suitable for use as an animal feedstuff, comprising admixing Lactobacillus plantarum 2B bacteria with a fermentable forage substrate, the bacteria being added in an amount effective to lower the pH of the forage substrate to a pH at which the fermentable forage is stabilized and rendered substantially free of butyric acid producing bacteria, and allowing fermentation to proceed under anerobic conditions until a silage stable to aerobic storage is obtained.

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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 November 25, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 25, 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.
FiledNovember 9, 1983
GrantedNovember 25, 1986
Term endedNovember 25, 2003
Patent numberCA 1214412 A
Classification (IPC)C12N1/20 +1 more

Timeline

Timeline From CIPO dates

1984198619881990199219941996199820002002Application filedNov 9, 1983Patent grantedNov 25, 1986Term endedNov 25, 2003

Sources & verification

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