Antimicrobial triazole derivatives
CA 1137089 A · Owner: Janssen Pharmaceutica, Naamloze Vennootschap · Inventors: Backx, Leo; Heeres, Jan; Nyfeler, Robert
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Novel 1H-1,2,4-triazole derivative which have the formula, (I), and the phytopharmaceutically acceptable acid addition salts metal salt complexes and stereochemically isomeric forms thereof, wherein, R1, R2 and R3 are each independently selected from the group consisting of hydrogen, lower alkyl, lower alkyloxy halo, nitro, cyano and trifluoromethyl; n is the integer 0 or 1;, x is a member selected from the group consisting of O and S; and, R4 is a member selected from the group consisting of alkyl mono-, di- and trihalo-alkyl, lower alkyloxy-lower alkyl mono-, di- and trihalo-lower alkyloxy-lower alkyl lower alkneyl, 2-, propynyl, 3-halo-2-propynyl cycloalkyl, aryl, aryl-lower alkyl, and …
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 December 7, 1982. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 7, 1999.
- 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.