Cosmetic skin conditioning compositions
CA 2289700 A1 · Owner: Guerrero, Angel Augusto · Inventors: Guerrero, Angel Augusto; Corey, Joseph Michael
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Cosmetic skin conditioning compositions containing a salicyloxo .alpha.carboxy acid. The inventive compositions provide control of sebum secretion from sebocytes, improved oil control and improved skin feel prevent shine and , stickiness, while also providing anti-aging benefits which results in reduced appearance of wrinkles and aged skin, improved skin color treatment of , photoaged skin, improvement in skin's radiance and clarity and finish and an , overall healthy and youthful appearance of the skin.
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 April 21, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 21, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 21, 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.