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Expired Canadian patentCanada

Dna sequence to target proteins to the mammary gland for efficient secretion

CA 1321764 C · Owner: Granada Genetics, Inc. · Inventors: Rosen, Jeffrey M.

CIPO record

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Abstract From the Canadian patent

Described is a method of targeting specific genes to the mammary gland which results in the efficient synthesis and secretion of biologically important molecules. Further there, is described as a composition of matter a transgenic mammal, having the ability to reproduce itself and being suitable for the secretion of biologically active agents into its milk. Additionally there is disclosed as a composition of matter recombinant DNA gene complexes designed to integrate into a mammalian genome and to synthesize and secrete biological active agents into the milk. Furthermore methods of producing and using altered milk are disclosed.

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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 August 31, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 31, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 12, 1988
GrantedAugust 31, 1993
Term endedAugust 31, 2010
Patent numberCA 1321764 C
Classification (IPC)C12N15/12 +2 more

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedFeb 12, 1988Patent grantedAug 31, 1993Term endedAug 31, 2010

Sources & verification

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