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:
Sep. 08, 1998
Filed:
Oct. 22, 1996
Applicant:
Inventors:
Gert Schopwinkel, Neunkirchen-Seelscheid, DE;
Kai Butje, Duisburg, DE;
Gunter Wieghaus, Krefeld, DE;
Richard Bathke, Duisburg, DE;
Torsten Groth, Odenthal, DE;
Winfried Joentgen, Koln, DE;
Assignee:
Bayer AG, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J / ; C08K / ;
U.S. Cl.
CPC ...
524497 ; 524501 ; 524522 ; 524523 ; 528328 ; 528363 ; 528480 ; 528499 ;
Abstract
Pigment preparations having a solids content of greater than 40% comprise, as dispersing agents, polymers having recurring succinyl units, in particular polyaspartic acid.