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:
Oct. 09, 2012
Filed:
Jun. 24, 2009
Applicants:
Robert Shen, North Wales, PA (US);
Vincent Chen, Dayton, NJ (US);
Der-yang Lee, Flemington, NJ (US);
Inventors:
Robert Shen, North Wales, PA (US);
Vincent Chen, Dayton, NJ (US);
Der-Yang Lee, Flemington, NJ (US);
Assignee:
McNeil-PPC, Inc., Skillman, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K 9/26 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention features a tablet including particles containing a pharmaceutically active agent, wherein the particles are coated with (a) a first film layer containing a modified release polymer; and (b) a second film layer containing (i) a first polymer, wherein the first polymer is a polymer of ethyl acrylate and methyl methacrylate and (ii) a second polymer, wherein the second polymer is a polymer of methyl acrylate, methyl methacrylate and methacrylic acid.