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Expired Canadian patentCanada

Adhesin antigens

CA 1340847 C · Owner: Lindberg, Frederik Carl Peter · Inventors: Lindberg, Frederik Carl Peter; Lark, David Lee; Uhlin, Bernt Eric Anund

CIPO record

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Abstract From the Canadian patent

An antigen which, as its major immunizing component comprises a, determinant of an adhesin polypeptide or an immunogenically active subsequence thereof or a precursor therefor which is convertible to an immunogenically active form, antibodies against which determinant react with the adhesin polypeptide produced by pathogenic adhesin-forming bacteria which adhere to mammalian tissue antibodies against, such antigen, and DNA expressing as a principal gene product, thereof, such antigen.

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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

  • Granted December 14, 1999. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 14, 2016.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMay 2, 1985
GrantedDecember 14, 1999
Term endedDecember 14, 2016
Patent numberCA 1340847 C
Classification (IPC)C12N15/31 +2 more

Timeline

Timeline From CIPO dates

19861990199419982002200620102014Application filedMay 2, 1985Patent grantedDec 14, 1999Term endedDec 14, 2016

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