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:
Apr. 28, 1992
Filed:
Sep. 14, 1990
Applicant:
Inventors:
Jacques Coves, Grenoble, FR;
Jean-Louis Tayot, La Tour de Salvagny, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12P / ; A23L / ; A23J / ;
U.S. Cl.
CPC ...
435 681 ; 435-2 ; 435800 ; 426647 ; 514-6 ; 530414 ; 530420 ;
Abstract
A process for pigments such as the treatment of proteinic solutions containing heminic groups or chlorophylls in view of their decolorization, and products thus obtained. The proteinic solution is subjected in a first step, to a slight enzymatic hydrolysis, preferably with acid pH pepsin, and the partially hydrolyzed solution is then brought to a temperature above 60.degree. C., at an acid pH between 2 and 4.