Low toxicity insecticides
CA 2264383 A1 · Owner: Korunic, Zlatko · Inventors: Ormesher, J. Peter; Korunic, Zlatko
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Insecticide formulations incorporating oil diatomaceous earth (DE) includes , an, organophosphate insecticide are synergystically efficacious at reduced application rates, of organophosphate insecticide. One formulation includes approximately 75% DE 21%, oil and not more than 3% organophosphate insecticide. Another formulation incorporates oil, DE, an organophosphat insecticide a pyrethroid insecticide , and an, synergistic compond co-operating with the pyrethroid insecticide in an insecticidally, efficacious formulation including approximately 75% DE 21% oil, not more that , 1%, organophosphate insecticide and not more than 0.05% pyrethroid insecticide.
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 March 3, 1999. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 3, 2019.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 3, 2021.
- 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.