Oil seed protein extraction
CA 2244398 C · Owner: B.M.W. Canola Inc. · Inventors: Murray, Edward D.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
Protein isolates having a high protein content and low residual fat content are provided in, substantially non-denatured form by extracting an oil seed meal having a significant fat content, particularly canola meal with an aqueous food grade salt solution to cause solubilization of, protein and fat in the oil seed meal and form an aqueous protein solution. Fat is removed, from the aqueous protein solution by chilling the aqueous protein solution and removing the fat, which separates. The protein concentration of the defatted protein solution is increased while, the ionic strength is maintained substantially constant. A further fat removal operation may, be carried out on the …
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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 January 29, 1997 and granted September 3, 2002. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended January 29, 2017.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by January 29, 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.