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:
May. 22, 1990
Filed:
Jan. 25, 1989
Applicant:
Inventors:
Joseph E Dolfini, Cincinnati, OH (US);
Jerome Glinka, Cincinnati, OH (US);
Andrew C Bosch, Mason, OH (US);
Assignee:
Mallinckrodt, Inc., St. Louis, MO (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
512 27 ; 512-8 ; 512 25 ; 512 26 ; 568425 ; 568426 ; 568491 ;
Abstract
Curcumin is subjected to the action of heat and pressure in the presence of water by a continuous or batch process to produce vanillin and other natural flavor products. The proportion of vanillin in the final product varies with the pH of the reaction mixture.