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Expired Canadian patentCanada

Caries inhibition

CA 1212627 A · Owner: University Of Melbourne (The) · Inventors: Storey, Elsdon; Reynolds, Eric C.; Mcdougall, Wallace A.

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

Caries and gingivitis can be inhibited by orally ingestible compositions containing a protein or a polypeptide particularly phosphoproteins or polyphosphopeptides including polyserines. The composition can contain alpha-s-casein or phosvitin or a salt thereof. The composition can be in the form of a foodstuff or confectionery or in the form of a beverage.

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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 14, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 14, 2003.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 4, 1982
GrantedOctober 14, 1986
Term endedOctober 14, 2003
Patent numberCA 1212627 A
Classification (IPC)A61K38/17 +2 more

Timeline

Timeline From CIPO dates

1983198619891992199519982001Application filedMarch 4, 1982Patent grantedOct 14, 1986Term endedOct 14, 2003

Sources & verification

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