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Canadian application, no grantCanada

Agent elevating dendritic cell precursor level in blood

CA 2505597 A1 · Owner: Zhang, Yuang · Inventors: Akuta, Teruo; Yoneyama, Hiroyuki; Kanegasaki, Shiro

CIPO record

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Abstract From the Canadian patent

Although the therapeutic application range of dendritic cells has been more and more enlarged, dendritic cell precursors occur only in a small amount in peripheral blood. Therefore, it is still difficult to obtain dendritic cell precursors in a therapeutically available amount even though these precursors are grown in vitro. To effect a therapy with the use of dendritic cells in practice, accordingly, it is a key factor to elevate the dendritic cell precursor level in the peripheral blood of a patient. An agent elevating the dendritic cell precursor level in blood which comprises as the active , ingredient, an agonist to a receptor expressed in immature dendritic cells or its …

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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 21, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended October 21, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by October 21, 2025.
  • 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 21, 2003
GrantedNo grant recorded
Term endedOctober 21, 2023
Patent numberCA 2505597 A1
Classification (IPC)C07K14/43 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedOct 21, 2003Term endedOct 21, 2023

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