Combination of fluazuron and invermectin for parasite control
CA 2390724 A1 · Owner: Novartis Ag · Inventors: Bouvier, Jacques; Kolly, Catherine
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An active ingredient combination for the simultaneous control of ecto- and endoparasites, especially mites, ticks and nematodes on productive livestock, domestic animals and pets is described, which comprises the active ingredients (1) 1-4-chloro-3-(3-chloro-5-trifluoromethyl-2-pyridyloxy)phenyl- 3-(2,6-difluorobenzoyl)urea and (2) a compound of formula (i) wherein R1 is hydrogen or one of radicals (ii) or (iii) R2 is CH(CH3)-CH3, -CH(CH3)-C2H5, -, C(CH3)=CH-CH(CH3)2 or cyclohexyl; R3 is hydrogen or hydroxy if the bond between atoms 22 and 23 represents a double bond or is hydrogen or the group , =N-O-CH3 if a single bond is present between atoms 22 and 23; and R4 is HO- or HO-N=, in …
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
- Filed November 23, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 23, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 23, 2022.
- 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.