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:
Aug. 04, 2015
Filed:
Jun. 29, 2012
Kento Kanaya, Takasago, JP;
Koichi Kinoshita, Takasago, JP;
Masaru Hirano, Takasago, JP;
KANEKA CORPORATION, Kita-ku, JP;
Abstract
The present invention provides an efficient method for industrially producing a naturally-derived carotenoid composition with a large amount of a carotenoid such as astaxanthin from a culture of a yeast of the genuswithout requiring any special extraction equipment and any complicated refinement process and without any need for organic solvents harmful to humans. Provided is a method for producing a carotenoid composition, including the steps of washing a carotenoid-containing yeast of the genuswith an organic solvent (A) at 30° C. or lower, and extracting a carotenoid from the washed yeast with an organic solvent (B) at 10° C. to 70° C.