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:
Nov. 18, 2003
Filed:
May. 21, 2002
Applicant:
Inventors:
Charles Ngowe, Lansing, MI (US);
Kris A. Berglund, Okemos, MI (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
C07C / ;
Abstract
A process of the preparation of a N,N-diamino amino acid-&bgr;-hydroxy-succinic acid as a N,N-diacid salt (I) is described. The process involves reacting epoxy succinic acid with an amino acid having two amino groups as an N-acid salt. The compounds are useful as chelators.
Quick Actions:
Ngowe, Charles. (2003). Process for the preparation of a n,n-diamino amino acid-&bgr;-hydroxy disuccinic acid (U.S. Patent No. 6649793). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6649793
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile