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:
Jul. 29, 1997
Filed:
Aug. 16, 1995
Applicant:
Inventors:
Dieter Boeckh, Limburgerhof, DE;
Angelika Funhoff, Schriesheim, DE;
Alexander Kud, Eppelsheim, DE;
Richard Baur, Mutterstadt, DE;
Volker Schwendemann, Neustadt, DE;
Gunnar Schornick, Neuleiningen, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08F / ; C08J / ;
U.S. Cl.
CPC ...
528486 ; 528272 ; 528480 ; 528503 ; 521 50 ; 521 65 ; 510361 ; 510434 ;
Abstract
Process for preparing polycondensates of citric acid and/or isocitric acid, by converting