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:
Mar. 20, 2007
Filed:
Jul. 30, 2004
Applicant:
Indra Prakash, Hoffman Estates, IL (US);
Inventor:
Indra Prakash, Hoffman Estates, IL (US);
Assignee:
The Nutrasweet Company, Chicago, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C 229/00 (2006.01); C07D 263/42 (2006.01);
U.S. Cl.
CPC ...
Abstract
Synthesis of N-[N-(3,3-dimethylbutyl)-L-α-aspartyl]-L-phenylalanine 1-methyl ester by treating N-(3,3-dimethylbutyl)-L-aspartic acid with ketones to give oxazolidinone derivatives, which are condensed with L-phenylalanine methyl ester.