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Expired Canadian patentCanada

Sucralose sweetening composition

CA 1308601 C · Owner: Jenner, Michael Ralph · Inventors: Jackson, Graham; Jenner, Michael Ralph

CIPO record

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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 sweetener concentrate containing sucralose and having improved thermal stability comprises particles of substantially non-crystalline sucralose dispersed evenly throughout, and adhering to, a water soluble oligosaccharide, the concentrate containing between about 20% and 80% sucralose on a dry weight basis. The oligosaccharide is preferably a glucose oligosaccharide such as maltodextrin. The concentrate can be prepared by forming a co-solution of the sucralose and oligosaccharide in water which is then dried. Other ingredients such as other high intensity sweeteners and flavourings may also be included.

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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 October 13, 1992. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 13, 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.
FiledNovember 12, 1987
GrantedOctober 13, 1992
Term endedOctober 13, 2009
Patent numberCA 1308601 C
Classification (IPC)A23L27/30

Timeline

Timeline From CIPO dates

19881991199419972000200320062009Application filedNov 12, 1987Patent grantedOct 13, 1992Term endedOct 13, 2009

Sources & verification

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