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. 12, 1992
Filed:
Jul. 13, 1990
Applicant:
Inventors:
Richard Baur, Mutterstadt, DE;
Charalampos Gousetis, Ludwigshafen, DE;
Stefan Birnbach, Ludwigshafen, DE;
Michael Kneip, Frankenthal, DE;
Alfred Oftring, Bad Durkheim, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C11D / ; C11D / ; C11D / ; C07C / ;
U.S. Cl.
CPC ...
252548 ; 252546 ; 252 94 ; 252102 ; 252D / ; 562568 ; 562567 ; 562564 ; 562571 ;
Abstract
2-Hydroxy-3-aminopropionic acid derivatives of the general formula I ##STR1## where X is hydrogen, an alkali metal or ammonium which may be substituted by C.sub.1 -C.sub.4 -alkyl or C.sub.1 -C.sub.4 -hydroxyalkyl, and Y.sup.1 and Y.sup.2 have the following meanings: