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.

Date of Patent:
Jul. 25, 2017

Filed:

Mar. 22, 2006
Applicants:

Ashwini Gadre, Brisbane, CA (US);

Mark R. Benmuvhar, St. Louis, MO (US);

Brian Kai-ming Cheng, Chesterfield, MO (US);

Vishal K. Gupta, Ballwin, MO (US);

Cliff J. Herman, St. Louis, MO (US);

Inventors:

Ashwini Gadre, Brisbane, CA (US);

Mark R. Benmuvhar, St. Louis, MO (US);

Brian Kai-Ming Cheng, Chesterfield, MO (US);

Vishal K. Gupta, Ballwin, MO (US);

Cliff J. Herman, St. Louis, MO (US);

Assignee:

MALLINCKRODT LLC, Hazelwood, MO (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 9/14 (2006.01); A61K 31/131 (2006.01); A61K 9/16 (2006.01); A61K 9/24 (2006.01); A61K 9/20 (2006.01);
U.S. Cl.
CPC ...
A61K 9/167 (2013.01); A61K 9/209 (2013.01); A61K 9/1652 (2013.01); A61K 9/2054 (2013.01);
Abstract

The present invention relates to an oral pulse release pharmaceutical composition, which comprises a polymer matrix core, wherein at least one pharmaceutically active ingredient is distributed within the core and on the outer surface of the core. Amphetamine salts, among a number of other pharmaceutically active ingredients, can be formulated as a pharmaceutical composition described herein. The present invention also provides a method for preparing an immediate release component on a solid pharmaceutical formulation.


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