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Expired Canadian patentCanada

Process for the production of saccharified starch products

CA 1052717 A · Owner: Kabushiki Kaisha Hayashibara Seibutsu Kagaku Kenkyujo · Inventors: Sakai, Shuzo

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

A process for the production of saccharified starch products, which is characterized by subjecting a starch hydrolysate with a high maltose purity to the action of an alpha-amylase with a maltotriose-decomposing activity versus dextrinogenic activity ratio of 0.001 - 0.1.

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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 April 17, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended April 17, 1996.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedApril 17, 1979
Term endedApril 17, 1996
Patent numberCA 1052717 A
Classification (IPC)C12P19/00 +2 more

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedApril 17, 1979Term endedApril 17, 1996

Sources & verification

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