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Expired Canadian patentCanada

Method for extracting lipids from biological solutions

CA 2563411 C · Owner: Lin Teng Shee, Fabrice · Inventors: Lin Teng Shee, Fabrice; Angers, Paul; Bazinet, Laurent

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Abstract From the Canadian patent

Bipolar membrane electrodialysis (BMED) was used to separate lipids from biological solutions. The lipids are separated from animal as well as vegetable solutions. Particularly, bipolar membrane precipitates high levels of lipids from a biological solution. The BMED single step process improves significantly lipid precipitation rates in several biological solutions of different natures.

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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 April 15, 2005 and granted January 15, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended April 15, 2025.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledApril 15, 2005
GrantedJanuary 15, 2013
Term endedApril 15, 2025
Patent numberCA 2563411 C
Classification (IPC)B01D61/42 +1 more

Timeline

Timeline From CIPO dates

2006200820102012201420162018202020222024Application filedApril 15, 2005Patent grantedJan 15, 2013Term endedApril 15, 2025

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Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.