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Canadian application, no grantCanada

Methods for judging resistance to the onset of bovine leukemia

CA 2335402 A1 · Owner: Aida, Yoko · Inventors: Aida, Yoko

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

A method for judging a resistance to the onset of bovine leukemia caused by bovine leukemia virus BLV, wherein a bovine individual in which amino acids, specified by the amino acid numbers 74 77 and 78 of .beta. 1 domain of bovine MHC, Class II DR .beta. chain are Glu, Arg and Val respectively, is judged to have , a resistance to the onset of the leukemia.

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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 February 28, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 28, 2021.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 28, 2023.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 28, 2001
GrantedNo grant recorded
Term endedFebruary 28, 2021
Patent numberCA 2335402 A1
Classification (IPC)C12Q1/68 +2 more

Timeline

Timeline From CIPO dates

2002200420062008201020122014201620182020Application filedFeb 28, 2001Term endedFeb 28, 2021

Sources & verification

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