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Canadian application, no grantCanada

Neuron and neural tumour growth regulatory system, antibodies thereto and uses thereof

CA 2221391 A1 · Owner: David, Samuel · Inventors: Mckerracher, Lisa Joan; David, Samuel; Braun, Peter Erich

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 present invention relates to a neuron and neural tumor growth regulatory system based on, the novel protein, arretin and its isoforms and fragments thereof its receptor, antibodies directed, against the components of this system and diagnostic therapeutic, and research uses for each of these aspects. This protein has an apparent molecular weight of approximately 70 kDa. Embodiments of the invention comprise the amino acid sequence and probes designed therefrom for nucleic acid sequences encoding arretin. Alternatively tagged arretin protein for use as a, reporter to detect receptors of arretin which are then sequenced and used to obtain probes for the nucleic acid sequences encoding …

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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 November 17, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 17, 2017.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 17, 2019.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 17, 1997
GrantedNo grant recorded
Term endedNovember 17, 2017
Patent numberCA 2221391 A1
Classification (IPC)C12N15/18 +2 more

Timeline

Timeline From CIPO dates

1998200020022004200620082010201220142016Application filedNov 17, 1997Term endedNov 17, 2017

Sources & verification

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