Pranoprofen gelled ointment
CA 1208134 A · Owner: Yoshitomi Pharmaceutical Industries Ltd. · Inventors: Arizono, Kenzo; Terasawa, Michio; Nobutoki, Michiharu
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Pranoprofen Gelled Ointment, ABSTRACT, An antiinflammatory and analgesic gelled ointment contains pranoprofen, at least one member selected from the group consisting of lower aliphatic alcohol polyethylene, glycol, methyl ethyl ketone and acetone a gelling agent, selected from the group consisting of carboxyvinyl polymer hydroxyethyl cellulose, alginic acid and carboxymethyl cellulose, a water-soluble basic substance selected from the group consisting of ammonia, sodium hydroxide potassium, hydroxide, triethanolamine, diethanolamine diisopropanolamine, triisopropanolamine and triethylamine and 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 July 22, 1986. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 22, 2003.
- 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.