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:
Feb. 18, 2020
Filed:
Oct. 15, 2015
Applicant:
Merck Patent Gmbh, Darmstadt, DE;
Inventors:
Andrea Hanefeld, Darmstadt, DE;
Markus Weigandt, Mannheim, DE;
Stefan Schiller, Darmstadt, DE;
Marc Schneider, Saarbruecken, DE;
Michael C. Lehr, Saarbruecken, DE;
Assignee:
Merck Patent GmbH, Darmstadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 9/50 (2006.01); A61K 9/51 (2006.01);
U.S. Cl.
CPC ...
A61K 9/5089 (2013.01); A61K 9/5026 (2013.01); A61K 9/5073 (2013.01); A61K 9/5115 (2013.01); A61K 9/5153 (2013.01);
Abstract
The present invention is directed to a process for the preparation of enteric microparticles comprising nanoparticles, wherein the nanoparticles comprise a matrix and an active ingredient. The microparticles obtained by such process are usable various multiparticulate pharmaceutical formulations such as extemporaneous dosage forms (powder for reconstitution).