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Expired Canadian patentCanada

Method of breeding of yeast on solutions, containing lactose, and ground cereal products and or other sugar and polysaccharide products

CA 1096795 A · Owner: Kiesbye, Peter · Inventors: Teuber, Michael; Kiesbye, Peter; Moebus, Otto

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Abstract From the Canadian patent

The invention provides a method of breeding of yeast on residual solutions, containing lactose from dairies and, ground cereals, leguminous products and/or other raw materials containing sugars and polysaccharides, ammonia being added as the sole inorganic substance, the method comprising a first process stage in which the starch is converted to dextrines and the, lactose is fermented to lactic acid by the action of lactic acid bateria which are able to ferment lactose and any other sugars or polysaccharides to acids, ammonia being added; and a second process stage in which the lactic acid suspension so obtained is used for the breeding of yeast additional ammonia, being added, the …

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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 March 3, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 3, 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.
FiledDecember 14, 1977
GrantedMarch 3, 1981
Term endedMarch 3, 1998
Patent numberCA 1096795 A
Classification (IPC)C12N1/00 +1 more

Timeline

Timeline From CIPO dates

1978198119841987199019931996Application filedDec 14, 1977Patent grantedMarch 3, 1981Term endedMarch 3, 1998

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