Use of 2, 4-monofufurylidene-sorbitol and its tetraalkyl derivatives in cosmetics and dermatology
CA 1323573 C · Owner: Laboratori Fitocosmesi E Farmaceutici Srl · Inventors: Bertelli, Vittorio
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The use of 2,4-monofurfurylidene-sorbitol and 2,4-monofurfurylidene-1,3,5,6-0-tetraalkylsorbitol wherein the alkyls are linear or branched C1 - C4, in the preparation of cosmetics and dermatology compositions for preventing premature ageing of the skin caused by free radicals which form in the skin either physiologically or by the effect of environmental pollutant substances or radiation. Said compositions are in the form of creams, gels, lotions sprays, etc. and, contain between 0.5 and 2% by weight or 2,4-monofurfurylidenesorbitol or 2,4-monofurfurylidene-1,3,5,6-0-tetraalkylsorbitol.
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 October 26, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 26, 2010.
- 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.