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Serving leading biopharmaceutical companies globally:

Harvard Business School
Cerilliant
US Army
QuintilesIMS
Teva
UBS
Queensland Health
Deloitte
Merck
Cipla

Generated: February 25, 2018

DrugPatentWatch Database Preview

Details for Patent: 6,419,958

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Summary for Patent: 6,419,958
Title: Extended release formulation of venlafaxine hydrochloride
Abstract:This invention relates to a 24 hour extended release dosage formulation and unit dosage form thereof of venlafaxine hydrochloride, an antidepressant, which provides better control of blood plasma levels than conventional tablet formulations which must be administered two or more times a day and further provides a lower incidence of nausea and vomiting than the conventional tablets. More particularly, the invention comprises an extended release formulation of venlafaxine hydrochloride comprising a therapeutically effective amount of venlafaxine hydrochloride in spheroids comprised of venlafaxine hydrochloride, microcrystalline cellulose and, optionally, hydroxypropylmethylcellulose coated with a mixture of ethyl cellulose and hydroxypropylmethylcellulose.
Inventor(s): Sherman; Deborah M. (Plattsburgh, NY), Clark; John C. (Peru, NY), Lamer; John U. (St. Albans, VT), White; Steven A. (Champlain, NY)
Assignee: Wyeth (Madison, NJ)
Application Number:09/884,412
Patent Claim Types:
see list of patent claims
Use; Formulation;

Drugs Protected by US Patent 6,419,958

Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted
Applicant Tradename Generic Name Dosage NDA Approval Date TE Type RLD RS Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use Patent Submitted

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International Patents Family Members for US Patent 6,419,958

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Ukraine 77145 ➤ Sign Up
Taiwan 555568 ➤ Sign Up
Taiwan 493993 ➤ Sign Up
Turkey 200001232 ➤ Sign Up
Turkey 9700190 ➤ Sign Up
El Salvador 1998000131 ➤ Sign Up
El Salvador 1997000015 ➤ Sign Up
Slovakia 6472000 ➤ Sign Up
Slovakia 281530 ➤ Sign Up
Slovakia 30197 ➤ Sign Up
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Serving hundreds of leading biopharmaceutical companies globally:

Medtronic
Johnson and Johnson
Queensland Health
Cipla
Chinese Patent Office
Fish and Richardson
Deloitte
Julphar
Mallinckrodt

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