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Expired Canadian patentCanada

Protein-induced morphogenesis

CA 2104678 C · Owner: Oppermann, Hermann · Inventors: Oppermann, Hermann; Pang, Roy H. L.; Kuberasampath, Thangavel

CIPO record

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Abstract From the Canadian patent

This invention relates to amino acid sequence data structural features, homologies and various other data characterizing morphogenic proteins. There is also disclosed methods of producing these proteins form natural and recombinant sources and from synthetic constructs. The invention also relates to morphogenic devices comprising these proteins and a suitably modified tissue-specific matrix. Methods of inducing non-chondrogenic tissue growth in mammals are also disclosed. The proteins are useful in inducing the developmental cascade of tissue morphogenesis for a variety of tissues in mammals different from bone or cartilage. The proteins of the morphogenic devices comprise a pair of folded …

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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

  • Filed March 11, 1992 and granted May 14, 2002. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 11, 2012.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 11, 2014.
  • 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 11, 1992
GrantedMay 14, 2002
Term endedMarch 11, 2012
Patent numberCA 2104678 C
Classification (IPC)C12N5/02 +2 more

Timeline

Timeline From CIPO dates

1993199519971999200120032005200720092011Application filedMarch 11, 1992Patent grantedMay 14, 2002Term endedMarch 11, 2012

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