Protective aerated foam hand lotion and process for preparing the same
CA 2034199 A1 · Owner: Maes, Michel · Inventors: Maes, Michel; De Boeck, Jean Marie
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A compound of small amounts of skin protectants and a relatively large amount of deionized water in a lightweight cellular foam or froth resulting from the introduction of gas bubbles during manufacture enables the small amounts of protectants to penetrate the surface of the skin and form an active protective film in the upper layers of the epidermis so as to provide a barrier between the skin surface and the sensitive lower layers of the epidermis. An optimum degree of protection of the skin results from the penetration of the small amounts of the ingredients of the compound which includes propylene glycol glycerine, sorbitol, stearin, mineral oil polydimethylsiloxane, sorbitan …
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 January 15, 1991. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended January 15, 2011.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 15, 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.