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Expired Canadian patentCanada

1-substituted aralkyl imidazoles

CA 1065323 A · Owner: Rohm And Haas Company · Inventors: Chan, Hak-Foon; Owen, Ronald P.; Miller, George A.

CIPO record

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Abstract From the Canadian patent

This disclosure describes novel aralkyl imidazoles their acid addition salts, their metal salt complexes and processes for their preparation. These compounds possess biological activity and in particular are useful as systemic protectant/eradicant fungicidal agents for controlling plant diseases caused by fungi and as plant growth regulators. The metal complex salts of these compounds are particularly useful in their ability to reduce undesirable plant growth regulatory activity and phytotoxicity while retaining their ability for controlling platn diseases caused by fungi. The above-mentioned aralkyl imidazoles have the structural formula: wherein Z is a phenyl, naphthyl, biphenyl …

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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 October 30, 1979. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 30, 1996.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Filed—
GrantedOctober 30, 1979
Term endedOctober 30, 1996
Patent numberCA 1065323 A
Classification (IPC)C07D233/54 +2 more

Timeline

Timeline From CIPO dates

198019821984198619881990199219941996Patent grantedOct 30, 1979Term endedOct 30, 1996

Sources & verification

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