7-aminoazolo1,5-a pyrimidines, and fungicides containing these
CA 1288096 C · Owner: Pommer, Ernst-Heinrich · Inventors: Wahl, Peter; Sauter, Hubert; Graf, Hermann
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Disclosed are novel specific 7-aminoazolo-1,5-a, pyrimidines of the formula: where R1 is aryloxyalkoxyalkyl, alkoxyalkoxyalkyl alkoxyalkoxyalkoxyalkyl or dialkylaminoalkyl in which the, aryl moiety is unsubstituted or monosubstituted or polysubstituted by straight-chain or branched alkyl aryl, alkoxy, aryloxy, halogen, arylalkyl arylalkoxy, dialkylamino or alkylarylamino R2 and R3 are each hydrogen, or alkyl and A is =N- =CH-, =CBr- or =CCl-. These, compounds have a fungicidal action superior to the known compounds of the same family, in particular in the case of Oomycetes, thereby making them useful as fungicides.
Read the whole patent
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 August 27, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended August 27, 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.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.