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Expired Canadian patentCanada

Peptide antagonists of tgf-beta family members and therapeutic uses thereof

CA 2484994 C · Owner: Huang, Jung San · Inventors: Huang, Jung San

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

This invention is drawn to methods of using peptide-based antagonists of TGFbeta to facilitate the healing of cutaneous wounds that includes burns lacerations and scrapes. The administration of peptide TGF-beta antagonists to wounds results in reduced scarring, wound contraction and deposition of extracellular matrix components, and increased rates of re-epithelialiation during wound healing.

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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 April 15, 2003 and granted June 14, 2016. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 15, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 15, 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.
FiledApril 15, 2003
GrantedJune 14, 2016
Term endedApril 15, 2023
Patent numberCA 2484994 C
Classification (IPC)A61K38/18 +1 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedApril 15, 2003Patent grantedJune 14, 2016Term endedApril 15, 2023

Sources & verification

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