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. 22, 2010
Filed:
Oct. 19, 1999
Beth A. Burnside, Bethesda, MD (US);
Xiaodi Guo, Apex, NC (US);
Kimberly Fiske, Downingtown, PA (US);
Richard A. Couch, Bryn Mawr, PA (US);
Donald J. Treacy, Woodbine, MD (US);
Rong-kun Chang, Rockville, MD (US);
Edward M. Rudnic, North Potomac, MD (US);
Charlotte M. Mcguinness, Bethesda, MD (US);
Beth A. Burnside, Bethesda, MD (US);
Xiaodi Guo, Apex, NC (US);
Kimberly Fiske, Downingtown, PA (US);
Richard A. Couch, Bryn Mawr, PA (US);
Donald J. Treacy, Woodbine, MD (US);
Rong-Kun Chang, Rockville, MD (US);
Edward M. Rudnic, North Potomac, MD (US);
Charlotte M. McGuinness, Bethesda, MD (US);
Shire Laboratories, Inc., Rockville, MD (US);
Abstract
A multiple pulsed dose drug delivery system for pharmaceutically active amphetamine salts, comprising an immediate-release component and an enteric delayed-release component wherein (1) the enteric release coating has a defined minimum thickness and/or (2) there is a protective layer between the pharmaceutically active amphetamine salt and the enteric release coating and/or (3) there is a protective layer over the enteric release coating. The product can be composed of either one or a number of beads in a dosage form, including either capsule, tablet, or sachet method for administering the beads.