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Expired Canadian patentCanada

Derivatives of 4-4-(4-phenyl-1-piperazinyl)- phenoxymethyl-1,3-dioxolan-2-ylmethyl-1h-imidazoles and 1h-1,2,4-triazoles

CA 1292472 C · Owner: Backx, Leo Jacobus Jozef · Inventors: Heeres, Jan; Thijssen, Jozef Bertha August; Knaeps, Alfonsus Guilielmus

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Abstract From the Canadian patent

NOVEL DERIVATIVES OF 4-4-(4-PHENYL-1-PIPERAZINYL)PHENOXYMETHYL- 1.3-DIOXOLAN-2-YLMETHYL-1H-IMIDAZOLES AND 1H-1,2.4-TRIAZOLES Novel 4-4-(4-phenyl)-1-piperazinyl)phenoxymethyl-1,3-dioxolan-2ylmethyl-lH-imidazoles and 1H-1,2,4-triazoles having anti-microbial, activity, compositions containing the same. and methods of inhibiting and/or eliminating the development of fungi and bacteria in warm-blooded animals suffering from diseases caused by these fungi and/or bacteria.

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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 November 26, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 26, 2008.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 13, 1986
GrantedNovember 26, 1991
Term endedNovember 26, 2008
Patent numberCA 1292472 C
Classification (IPC)C07D405/14 +2 more

Timeline

Timeline From CIPO dates

19871990199319961999200220052008Application filedNov 13, 1986Patent grantedNov 26, 1991Term endedNov 26, 2008

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