W/o cream containing hydrocortisone diester
CA 1266614 C · Owner: Asmussen, Bodo · Inventors: Sattler, Henning; Asmussen, Bodo
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a cream containing hydrocortisone diester, which contains, 0.01 - 0.5% of hydrocortisone diester 1 - 10 % of beeswax or beeswax substitute 1 - 25 % of liquid paraffin, - 75 % of white petroleum jelly 0 - 2 % of aluminium stearate, 2 - 20 % of W/O emulsifier based on straight-chain and branched hydrocarbons, glyceryl, oleate and wool wax alcohols or polyglyceryl-4 isostearate and hydrogenated castor oil, 0 - 2 % of hydrated magnesium sulphate and - 60 % of water.
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 March 13, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended March 13, 2007.
- 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.