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Canadian application, no grantCanada

Therapeutical agent for pruritus

CA 2463282 A1 · Owner: Miyaji, Suguru · Inventors: Kato, Masatomo; Miyaji, Suguru

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

It is intended to find out a novel pharmacological effect (medicinal use) of cannabinoid. Because of having an excellent antipruritic effect cannabinoid , agonists such as palmidrol and anandamide are useful as remedies for pruritus of any types such as ocular pruritus, skin pruritus and systemic pruritus.

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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 October 22, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 22, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 22, 2024.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 22, 2002
GrantedNo grant recorded
Term endedOctober 22, 2022
Patent numberCA 2463282 A1
Classification (IPC)A61K31/53 +2 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedOct 22, 2002Term endedOct 22, 2022

Sources & verification

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