Aqueous miticide containing benzyl benzoate
CA 2255142 A1 · Owner: Hansen, Eric J. · Inventors: Williams, Jesse J.; Hansen, Eric J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Compositions and methods for killing dust mites are disclosed. The disclosed miticides are aqueous mixtures composed of benzyl benzoate in an amount effective for killing dust mites and a solvent having a high affinity for benzyl benzoate and for water. The amount of solvent is sufficient to maintain a stable dispersion of benzyl benzoate in the aqueous mixture. Benzyl alcohol which is itself a miticide, is an, especially useful solvent. The miticide optionally contains at least one surfactant which along with the solvent, helps maintain a stable dispersion of benzyl benzoate in the aqueous mixture. The aqueous mixture is applied to surfaces of household furnishings including bedding, …
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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
- Filed December 18, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 18, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 18, 2020.
- 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.