Solvent extraction of lipids such as essential fatty acids

Drug – bio-affecting and body treating compositions – Extract – body fluid – or cellular material of undetermined... – Separated animal oil or solidified form thereof derived from...

Reexamination Certificate

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C424S522000

Reexamination Certificate

active

07572464

ABSTRACT:
Lipids (including fatty acids) are extracted from animal solids such as powdered, freeze dried or fresh meat of green lipped mussel (Perna canaliculus) by mixing said solids with a solvent such as acetone capable of dissolving lipids therefrom to form a solvent extract, removing solvent from said extract by nanofiltration to produce a concentrated lipid extract and recovered solvent, and removing further solvent from the concentrated extract by rotary evaporation to leave extracted lipids particularly rich in eicosatetraenoic acids (ETA's).

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International Search Report for Application No. PCT/GB/2005/000337, dated Jan. 28, 2005.
Geering, Richard; Engelke, Clare; and Chandler, Tony; “Polyunsaturated Fatty Acids—Are They Alternative Anti-inflammatories?”; European Companion Animal Health; Technology & Services Section; 4pp.; 2006.

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