Cosmetic compositions containing silicone gel
CA 2364378 A1 · Owner: Clariant Life Science Molecules (Florida) Inc. · Inventors: Legrow, Gary E.; Terry, Leonard W.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention relates to improved and novel silicone gel compositions comprising at least one low molecular weight volatile organosilicone fluid and at least, one elastomer-like silicone composition as matrix. The improved silicone gels of the, invention can readily and easily be spread on the skin and possess a desirable dull, appearance during application. The silicone films which result after the gel has, remained on the skin about 15 to 20 minutes after application are smooth, slippery, non-tacky and non-shiny with a low detectable residue thereof. Silicone gels applied in, alkylsiloxanes exhibit significant improvements over those applied in permethylcyclosiloxanes or 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 December 4, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 4, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 4, 2023.
- 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.