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:
Jun. 14, 1994
Filed:
Jul. 06, 1990
Applicant:
Inventors:
Heinz-Jurgen Friesen, Marburg, DE;
Peter Hermentin, Marburg, DE;
Assignee:
Behringwerke Aktiengesellschaft, Marburg, DE;
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
548520 ; 435-771 ; 435-79 ; 5483147 ; 548468 ;
Abstract
The invention relates to compounds from biopolymers and effector substances which are linked with the aid of derivatives of optically active amino acids in which the amino group has been converted into a maleimido group and the carboxyl group into an active ester group.