High oil containing anhydrous foamable compositions
CA 1290689 C · Owner: Schmitt, William H. · Inventors: Schmitt, William H.; Ramirez, Jose E.; Vishnupad, Mohan
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
This invention relates to novel essentially anhydrous base compositions containing an oily component of non modified petroleum jelly or petroleum jelly modified with mineral oil and a mild detergent component of such a nature and in such an amount for imparting to the base foaming characteristics when subsequently combined with water in use. The preferred mild detergent is sodium cocoyl isethionate. The base compositions of this invention are useful - not only in cosmetic and pharmaceutical compositions but also in cleansing compositions in general household use.
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
- Granted October 15, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended October 15, 2008.
- 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.