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Expired Canadian patentCanada

Process for biological ensiling of vegetable and/or animal materials

CA 1095317 A · Owner: Salen Interdevelop Ab · Inventors: Nilsson, Ragnar; Wirahadikusumah, Saleh

CIPO record

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Abstract From the Canadian patent

Animal and/or vegetable materials are ensiled biologically with the aid of lactic acid forming bacteria and carbohydrate materials which can be converted to lactic acid. To facilitate the ensiling process. selected acid tolerant lactic acid forming bacteria of the species Streptococcus faecalis are added to the starting materials, together with fermentable carbohydrates, materials which degrade starch into fermentable carbohydrates, and/or selected lactic acid forming starch degrading bacterial of the genera Streptococcus and Leuconostoc.

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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 February 10, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 10, 1998.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 11, 1977
GrantedFebruary 10, 1981
Term endedFebruary 10, 1998
Patent numberCA 1095317 A
Classification (IPC)A23K30/18

Timeline

Timeline From CIPO dates

1978198119841987199019931996Application filedJuly 11, 1977Patent grantedFeb 10, 1981Term endedFeb 10, 1998

Sources & verification

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