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Expired Canadian patentCanada

Nucleic acid sequence and protein, and polypeptides encoding mannitol dehydrogenases or parts thereof, and their preparation and use in diagnostics and therapy

CA 2480682 C · Owner: Wally, Verena · Inventors: Ebner, Christof; Richter, Klaus; Radauer, Christian

CIPO record

Overview

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

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Abstract From the Canadian patent

There are disclosed polypeptides from the Cladosporium herbarum and Alternaria alternata mannitol dehydrogenase, nucleic acids encoding them and their , use in diagnostics and therapy.

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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 March 19, 2003 and granted March 18, 2014. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended March 19, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 19, 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.
FiledMarch 19, 2003
GrantedMarch 18, 2014
Term endedMarch 19, 2023
Patent numberCA 2480682 C
Classification (IPC)C12N15/54 +2 more

Timeline

Timeline From CIPO dates

2004200620082010201220142016201820202022Application filedMarch 19, 2003Patent grantedMarch 18, 2014Term endedMarch 19, 2023

Sources & verification

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