Compositions containing solubilized, acid-enhanced antiperspirant active
CA 2381632 A1 · Owner: The Procter & Gamble Company · Inventors: Swaile, David Frederick
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Disclosed are antiperspirant compositions which comprise from about 0.1% to about 50% by weight of solubilized antiperspirant active (e.g. aluminumcontaining active or aluminum-zirconium containing active); and from about 0.1% to about 99.9% by weight of a liquid polyol having at least 2 hydroxyl groups, wherein 2 hydroxyl groups are attached to the .alpha. and .beta. carbons of the liquid polyol and no more than 4 hydroxyl groups are attached to adjacent carbon atoms; a water-soluble neutral amino acid; and a chlorine-, containing inorganic acid; wherein the liquid polyol has a ClogP value of less than about 2.0, wherein the mole ratio of the neutral amino acid to the zirconium and …
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 February 24, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 24, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 24, 2022.
- 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.