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Canadian application, no grantCanada

Cytoprotective compounds, pharmaceutical and cosmetic formulations, and methods

CA 2452159 A1 · Owner: Zhang, Wei · Inventors: Wang, Bing; Del Balzo, Ughetta; Miller, Guy

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

Cytoprotective compounds, many of which are phenolic derivatives characterized by a substituded phenol having certain conjugated bonds are useful in the , treatment of certain ischemic or inflammatory conditions including but not , limited to stroke, myocardial infraction congestive heart failure, and skin , disorders characterized by inflammation or oxidative damage. They are also useful in the manufacture of pharmaceutical and cosmetic formulations for the treatment of such conditions.

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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 July 23, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 23, 2022.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 23, 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.
FiledJuly 23, 2002
GrantedNo grant recorded
Term endedJuly 23, 2022
Patent numberCA 2452159 A1
Classification (IPC)C07C205/49 +2 more

Timeline

Timeline From CIPO dates

2003200520072009201120132015201720192021Application filedJuly 23, 2002Term endedJuly 23, 2022

Sources & verification

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