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Expired Canadian patentCanada

Focused libraries of genetic packages

CA 2432377 C · Owner: Dyax Corp. · Inventors: Ladner, Robert Charles

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

Focused libraries of vectors or genetic packages that display display and , express, or comprise a member of a diverse family of antibody peptides polypeptides or proteins and collectively display display and express, or , comprise at least a portion of the focused diversity of the family. The libraries have length and sequence diversities that mimic that found in native human antibodies.

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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 December 18, 2001 and granted October 9, 2012. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended December 18, 2021.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 18, 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.
FiledDecember 18, 2001
GrantedOctober 9, 2012
Term endedDecember 18, 2021
Patent numberCA 2432377 C
Classification (IPC)C40B40/08 +2 more

Timeline

Timeline From CIPO dates

2002200420062008201020122014201620182020Application filedDec 18, 2001Patent grantedOct 9, 2012Term endedDec 18, 2021

Sources & verification

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