Semi-solid pharmaceutical composition comprising an anhydrous oligosaccharide and process to produce the same
CA 2126932 A1 · Owner: Yamauchi, Hiroshi · Inventors: Tatefuji, Tomoki; Ikeda, Masao; Yamauchi, Hiroshi
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Disclosed is a semi-solid pharmaceutical agent containing a stabilized proteinaceous bioactive substance prepared by successively mixing an oligosaccharide and an aqueous solution of a proteinaceous bioactive substance and, kneading the resultant solids with an oil or fat base. The pharmaceutical handles with ease because it is readily administered to the body through percutaneous and permucosal route which are safer and less in pain administration routes than other conventional administrations.
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 June 28, 1994. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended June 28, 2014.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by June 28, 2016.
- 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.