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Expired Canadian patentCanada

Binding domains in notch and delta proteins

CA 2102208 C · Owner: Yale University · Inventors: Shepard, Scott Brockewell; Muskavitch, Marc Alan Telander; Rebay, Ilaria

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Abstract From the Canadian patent

The present invention relates to nucleotide sequences of the human Notch and Delta genes, and amino acid sequences of their encoded proteins, as well as fragments thereof containing an antigenic determinant or which are functionally active. The invention is also directed to fragments (termed herein "adhesive fragments") and the sequences thereof, of the proteins ("toporythmic proteins") encoded by toporythmic genes which mediate homotypic or heterotypic binding to toporythmic proteins. Toporythmic genes, as used herein, refers to the genes Notch Delta and Serrate, as , well as other members of the Delta/Serrate family which may be identified, e.g. by the methods described herein. …

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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 May 1, 1992 and granted April 29, 2003. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended May 1, 2012.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 1, 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.
FiledMay 1, 1992
GrantedApril 29, 2003
Term endedMay 1, 2012
Patent numberCA 2102208 C
Classification (IPC)C12N15/12 +2 more

Timeline

Timeline From CIPO dates

1993199519971999200120032005200720092011Application filedMay 1, 1992Patent grantedApril 29, 2003Term endedMay 1, 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.