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. 30, 2001
Filed:
Sep. 02, 1999
Applicant:
Inventors:
Winfried Joentgen, Köln, DE;
Torsten Groth, Odenthal, DE;
Alexander Steinb{umlaut over (u)}chel, Altenberge, DE;
Tran Hai, M{umlaut over (u)}nster, DE;
Fred Bernd Oppermann, Hamm, DE;
Assignee:
Bayer AG, Levekusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 6/900 ; C08G 7/306 ;
U.S. Cl.
CPC ...
C08G 6/900 ; C08G 7/306 ;
Abstract
The invention relates to the production of polyaspartic acid homo- and copolymers by biotechnological processes and to the use of the resulting products (for influencing the crystallization or agglomeration behavior of sparingly soluble salts or solids in aqueous systems).