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. 01, 2003
Filed:
May. 31, 2001
Applicant:
Inventors:
Werner Bertleff, Viernheim, DE;
Ulrich Bröckel, Freinsheim, DE;
Helmut Fricke, Mutterstadt, DE;
Hans-Peter Harz, Dudenhofen, DE;
Reiner Witt, St Leon-Rot, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K 9/14 ; A61K 9/16 ; A61K 9/62 ; A61K 9/64 ;
U.S. Cl.
CPC ...
A61K 9/14 ; A61K 9/16 ; A61K 9/62 ; A61K 9/64 ;
Abstract
A process for producing agglomerates with a core/shell structure, in which i) initial agglomerates containing a first particulate solid are prepared; ii) a second particulate solid is agglomerated in the presence of the initial agglomerates with the addition of a binder liquid to give second stage agglomerates and, where appropriate, iii) an nth (n≧3) solid is agglomerated in the presence of the (n−1)th stage agglomerates with the addition of a binder liquid to give nth stage agglomerates.