Gelled emulsion particles and compositions in which they are present
CA 1338595 C · Owner: Helena Rubinstein, Inc. · Inventors: Clement, Anne; Guth, Gerard; Fodor, Pierre
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 gelled emulsion particles obtained when predetermined volumes especially, drops, of an emulsion with an aqueous external phase containing an appropriate reagent in solution in the said aqueous phase, are added to a gelling solution and left therein for a period of time which depends on the degree of gelling desired for the said particles. It further relates to compositions - especially solutions, gels or emulsions with an aqueous external phase - in which the said particles are present.
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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
- Granted September 17, 1996. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 17, 2013.
- 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.