Lanolin substitute, production method thereof and applications of same
CA 2452298 A1 · Owner: Charlier De Chily, Pierre · Inventors: Raynard, Mikaele; Charlier De Chily, Pierre
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a lanolin substitute that can absorb up to at least twice the weight thereof in water aqueous solution or aqueous suspension. The inventive lanolin substitute forms real emulsions which are stable over time and which have a water-retention power greater than that of lanolin. Said substitute also possesses the emollient hydrating and occlusive properties of lanolin. The lanolin substitute can be used in all current and future lanolin fields of application: cosmetics dermatology, industrial applications (polishes lubricants, etc.), etc. The aforementioned substitute is obtained by means of hemisynthesis using a mixture of unsaturated fatty acids unsaturated fatty acid …
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 June 28, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 28, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 28, 2024.
- 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.