Soft solid deodorant and/or antitranspirant care product
CA 2403833 A1 · Owner: Munsayac, Rosemary · Inventors: Tang, Xiaozhong; Linn, Elizabeth; Potechin, Kathy
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A low residue, stable antiperspirant and/or deodorant composition is disclosed which is made by combining: (a) a cyclomethicone (and) dimethicone crosspolymer made with an .ident.Si-H containing polysiloxane and an alpha omega-diene of formula CH2=CH(CH2)xCH=CH2 which crosspolymer has a viscosity in the range of 50,000-3,000,000 centipoise preferably with a nonvolatiles , content of 8-18 % in cyclomethicone; (b) polyethylene beads having a density in the range of 0.91-0.98 grams/cm3 and a particle size in the range of 5-40 microns; (c) a volatile silicone; (d) an emollient (or a mixture of two or more emollients) which may include a non-volatile silicone and an additional amount of a …
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 March 29, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 29, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 29, 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.