Antiperspirant or deodorant compositions comprising activated aluminium chlorhydrate
CA 2433424 A1 · Owner: Hough, Gordon Charles · Inventors: Hough, Gordon Charles; Chuah, Beng Sim; Franklin, Kevin Ronald
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Translucent anhydrous formulations containing particulate commercially available activated aluminium chlorohydrate (AACH) have a perceptible yellowness.The yellowness of translucent anhydrous compositions containing AACH can be ameliorated or eliminated whilst retaining the improved antiperspirant efficacy of AACH by controlling its water content to the range of 9 to 18%.The appearance of yellow formulations in or on a dispensing package, prior to application to the body can appear to be neutralised to the , human eye by employing a dispenser having a complementary colour in wall contacting the formulation, to promote achromicity. The complementary colour of the wall is dark green …
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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 28, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 28, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 28, 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.