Patents Assigned to Ferlux (Societe Anonyme)
  • Process for the purification of a red fruit extract containing anthocyanosides, extract obtained from the process and use of said extract
    Patent number: 6461648
    Abstract: Process for purifying a red fruit extract containing anthocyanosides, according to which: said extract is taken up in an aqueous solution; the aqueous extract is cooled until it reaches a homogeneous temperature of less than 15° C.; after filtering the aqueous extract, the permeate obtained is recovered and loaded onto a macrocrosslinked polymeric resin; the resin is then rinsed with demineralized water; then the resin obtained is eluted with an alcoholic eluting solution; finally, the eluate obtained is concentrated and then dried.
    Type: Grant
    Filed: August 14, 2001
    Date of Patent: October 8, 2002
    Assignee: Ferlux (Societe Anonyme)
    Inventors: Chrystèle Soulier, Dominique DuFour