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Expired Canadian patentCanada

Dna sequences encoding polypeptides having beta-1,3-glucanase activity

CA 1340685 C · Owner: Syngenta Participations Ag · Inventors: Wenzler, Herman G.; Ryals, John; Meins, Frederick

CIPO record

Overview

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Abstract From the Canadian patent

Recombinant DNA sequences comprising cDNA sequences or genomic DNA sequences encoding polypeptides having beta-1 3-glucanase activity are disclosed. Procedures for isolating and characterizing these DNA sequences are described.

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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 July 27, 1999. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 27, 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.
FiledJuly 7, 1989
GrantedJuly 27, 1999
Term endedJuly 27, 2016
Patent numberCA 1340685 C
Classification (IPC)C12N15/56 +1 more

Timeline

Timeline From CIPO dates

199019931996199920022005200820112014Application filedJuly 7, 1989Patent grantedJuly 27, 1999Term endedJuly 27, 2016

Sources & verification

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