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:
Jul. 29, 2014
Filed:
May. 21, 2007
Indra Prakash, Alpharetta, GA (US);
Grant E. Dubois, Roswell, GA (US);
George A. King, Atlanta, GA (US);
Mani Upreti, Dunwoody, GA (US);
Indra Prakash, Alpharetta, GA (US);
Grant E. DuBois, Roswell, GA (US);
George A. King, Atlanta, GA (US);
Mani Upreti, Dunwoody, GA (US);
The Coca-Cola Company, Atlanta, GA (US);
Abstract
Exemplary embodiments of this invention encompass a method for purifying crude rebaudioside A. In particular, this invention relates to a method for purifying crude rebaudioside A compositions comprising purities from approximately 40% to approximately 95% rebaudioside A to obtain a substantially pure rebaudioside A product with a single crystallization step. Resulting polymorph and amorphous forms of rebaudioside A and methods for preparing polymorph and amorphous forms of rebaudioside A from crude rebaudioside A compositions and substantially pure rebaudioside A compositions also are disclosed.