Shark cartilage extract: process of making, methods of using and compositions thereof
CA 2299956 A1 · Owner: Les Laboratoires Aeterna Inc. · Inventors: Brazeau, Paul; Marenus, Kenneth; Dupont, Eric
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention relates to cartilage extracts and to a method of producing the same. Shark cartilage extracts having anti-angiogenic anti-, tumor, anti-inflammatory and anti-collagenolytic activities have been obtained by an improved process. The process comprises the steps of obtaining a crude cartilage, extract in an aqueous solution this crude extract being fractionated to recover, molecules of a molecular weight less than about 500 kDa. Some of the biologically, active components of the extract are prepared by further fractionation. The cartilage extract can be used for treating diseases or conditions having etiological, components selected from the group consisting of tumor …
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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 March 2, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 2, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 2, 2022.
- 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
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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.