Method of producing concentrated non-buffered solutions of fibronectin
CA 2275193 A1 · Owner: Paquin, Robert · Inventors: Paquin, Robert; Beaulieu, Andre
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Aqueous, non-buffered solutions containing high concentrations of fibronectin and other wound healing promoters are produced which can then be used to make , topical gel and cream formulations with high concentrations wound healing promoters. The formulations are used for the healing of cutaneous wounds. The formulations provide slow release and increased contact time of fibronectin and of other wound healing promoters to the wound site leading to the effective absorption of the promoters.
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 December 12, 1997. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 12, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 12, 2019.
- 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.