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Expired Canadian patentCanada

Molecules that home to a selected organ or tissue in vivo and methods of identifying same

CA 2204535 C · Owner: Ruoslahti, Erkki · Inventors: Pasqualini, Renata; Ruoslahti, Erkki

CIPO record

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Abstract From the Canadian patent

The present invention provides an in vivo method for identifying molecules that home to a selected organ or tissue. In addition the invention provides , peptides that home to a selected organ or tissue. For example the invention , provides peptides that selectively home to an organ such as brain or kidney or to a tissue such as a tumor tissue. The invention further provides methods of using an organ homing molecule, for example to target an agent such as a drug , to a selected organ or to identify the target molecule expressed by the selected organ. The invention also provides methods of targeting an organ or tissue containing angiogenic vasculature by contacting the organ or tissue …

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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 September 10, 1996 and granted November 12, 2002. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 10, 2016.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 10, 2018.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 10, 1996
GrantedNovember 12, 2002
Term endedSeptember 10, 2016
Patent numberCA 2204535 C
Classification (IPC)C07K7/06 +2 more

Timeline

Timeline From CIPO dates

1997199920012003200520072009201120132015Application filedSep 10, 1996Patent grantedNov 12, 2002Term endedSep 10, 2016

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