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:
Jan. 09, 1990
Filed:
Jun. 10, 1987
Applicant:
Inventors:
John B Hill, Woodstock, IL (US);
Steven O Roczniak, Chicago, IL (US);
Assignee:
The Nutrasweet Company, Deerfield, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12P / ; C12P / ;
U.S. Cl.
CPC ...
435 681 ; 560 40 ;
Abstract
Alkylphosphate solvents are disclosed for use in an amino acid and amino acid ester enzymatic coupling process. .alpha.-Aspartylphenylalanine methyl ester and intermediates thereof are prepared enzymatically in an alkylphosphate solvent or cosolvent.