The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 24, 2020
Filed:
Mar. 07, 2018
Applicant:
Syddansk Universitet, Odense M, DK;
Inventors:
Birgir Norddahl, Ringe, DK;
Behnaz Razi Parjikolaei, Herning, DK;
Assignee:
Syddansk Universitet, Odense, DK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09B 61/00 (2006.01); C09B 67/54 (2006.01); B01D 61/02 (2006.01); B01D 61/14 (2006.01); B01D 61/58 (2006.01); B01D 69/02 (2006.01); C12P 19/14 (2006.01);
U.S. Cl.
CPC ...
C09B 67/0096 (2013.01); B01D 61/027 (2013.01); B01D 61/145 (2013.01); B01D 61/58 (2013.01); B01D 69/02 (2013.01); C09B 61/00 (2013.01); C12P 19/14 (2013.01); B01D 2315/16 (2013.01); B01D 2317/025 (2013.01); B01D 2317/08 (2013.01); B01D 2325/20 (2013.01);
Abstract
The present invention relates to methods for obtaining natural colorants from materials of plant origin. The method comprises a mixing step, a co-pigmentation step, an enzymatic hydrolysis step and various filtration steps carried out under specific conditions.