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Canadian application, no grantCanada

Compounds capable of binding with the cytoskeleton

CA 2403420 A1 · Owner: Murakami, Koichi · Inventors: Baulieu, Etienne-Emile; Robel, Paul; Murakami, Koichi

CIPO record

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Its claims, description and drawings are in the Canadian Patents Database.

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Abstract From the Canadian patent

The invention concerns the use of steroids and non-toxic compounds capable of crossing the blood brain barrier characterised in that they are capable of binding the same site as pregnenolone on proteins constituting or associated with elements of the cytoskeleton and of displacing the MAP-bound pregnenolone and of influencing the assembling and stabilisation of microtubules. The invention is particularly useful for treating the nervous system for fighting against ageing of cells containing MAP¿s? and for treating cancers.

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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 19, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 19, 2021.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 19, 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.
FiledMarch 19, 2001
GrantedNo grant recorded
Term endedMarch 19, 2021
Patent numberCA 2403420 A1
Classification (IPC)A61K31/00 +2 more

Timeline

Timeline From CIPO dates

2002200420062008201020122014201620182020Application filedMarch 19, 2001Term endedMarch 19, 2021

Sources & verification

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