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Expired Canadian patentCanada

Antisense insulin-like growth factor binding protein (igfbp)-2 oligodeoxynucleotides for prostate and other endocrine tumor therapy

CA 2421087 C · Owner: Satoshi, Kiyama · Inventors: Nelson, Colleen; Satoshi, Kiyama; Gleave, Martin

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Abstract From the Canadian patent

Compositions and a method are provided for the treatment of prostate and other endocrine tumors in mammals, including humans by administration of an , antisense oligodeoxynucleotide (ODN) which is complementary to a portion of the gene encoding IGFBP-2. Using the human prostate cancer LNCaP tumor model in vitro andin vivo, the administration of such an ODN was shown to reduce proliferation of tumor cells, and also to delay the progression to androgen independence. Thus, treatment of prostate and other hormone-regulated cancer in mammals, including humans, and delay of the progression of prostate tumors to androgen independence is accomplished by administering to the mammal a …

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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 13, 2001 and granted March 27, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 13, 2021.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 13, 2023.
  • 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 13, 2001
GrantedMarch 27, 2012
Term endedSeptember 13, 2021
Patent numberCA 2421087 C
Classification (IPC)C07H21/04 +2 more

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2002200420062008201020122014201620182020Application filedSep 13, 2001Patent grantedMarch 27, 2012Term endedSep 13, 2021

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