DNA STRAND CODING FOR .alpha.-ACETOLACTATE DECARBOXYLASE AND YEAST TRANSFORMED WITH THE DNA STRAND
CA 1302322 C · Owner: Kirin Beer Kabushiki Kaisha · Inventors: Inoue, Takashi; Tanaka, Junichi; Yamano, Shigeyuki
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
DNA strand having an ability in biotechnological production of .alpha.-acetolactate decarboxylase is disclosed. The DNA strand is characterized in that it has a nucleotide sequence coding for a polypeptide whose amino acid sequence is substantially from A to B of Fig. 1 and which has .alpha.-acetolactate decarboxcylase activity. Also disclosed is a yeast which belongs to Saccharomyces cerevisiae and which has been transformed by the DNA strand. The yeast is characterized by the fact that its .alpha.-acetolactate producing ability is reduced and will, thus produce an, alcoholic liquor such as beer which contains no or little diacetyls which have come from their precursor, namely …
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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 June 2, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 2, 2009.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
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Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.