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Generated: May 21, 2019

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Details for Patent: 6,322,819

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Summary for Patent: 6,322,819
Title: Oral pulsed dose drug delivery system
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.
Inventor(s): Burnside; Beth A. (Bethesda, MD), Guo; Xiaodi (Derwood, MD), Fiske; Kimberly (Bethesda, MD), Couch; Richard A. (Chevy Chase, MD), Treacy; Donald J. (Annapolis, MD), Chang; Rong-Kun (Hockessin, DE), McGuinness; Charlotte (Bethesda, MD), Rudnic; Edward M. (North Potomac, MD)
Assignee: Shire Laboratories, Inc. (Rockville, MD)
Application Number:09/176,542
Patent Litigation and PTAB cases: See patent lawsuits and PTAB cases for patent 6,322,819
Prior Art and Litigation SupportOrder Prior Art and Litigation support for Patent 6,322,819
Patent Claim Types:
see list of patent claims
Composition; Delivery;

Drugs Protected by US Patent 6,322,819

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate
Shire ADDERALL XR 10 amphetamine aspartate; amphetamine sulfate; dextroamphetamine saccharate; dextroamphetamine sulfate CAPSULE, EXTENDED RELEASE;ORAL 021303-001 Oct 11, 2001 AB RX Yes No ➤ Try a Free Trial ➤ Try a Free Trial ➤ Try a Free Trial
Shire ADDERALL XR 15 amphetamine aspartate; amphetamine sulfate; dextroamphetamine saccharate; dextroamphetamine sulfate CAPSULE, EXTENDED RELEASE;ORAL 021303-006 May 22, 2002 AB RX Yes No ➤ Try a Free Trial ➤ Try a Free Trial ➤ Try a Free Trial
Shire ADDERALL XR 20 amphetamine aspartate; amphetamine sulfate; dextroamphetamine saccharate; dextroamphetamine sulfate CAPSULE, EXTENDED RELEASE;ORAL 021303-002 Oct 11, 2001 AB RX Yes No ➤ Try a Free Trial ➤ Try a Free Trial ➤ Try a Free Trial
Shire ADDERALL XR 25 amphetamine aspartate; amphetamine sulfate; dextroamphetamine saccharate; dextroamphetamine sulfate CAPSULE, EXTENDED RELEASE;ORAL 021303-004 May 22, 2002 AB RX Yes No ➤ Try a Free Trial ➤ Try a Free Trial ➤ Try a Free Trial
Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Submissiondate

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