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Serving leading biopharmaceutical companies globally:

Boehringer Ingelheim
Express Scripts

Generated: December 18, 2017

DrugPatentWatch Database Preview

Details for Patent: 5,965,161

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Summary for Patent: 5,965,161

Title: Extruded multi-particulates
Abstract:A unit dose sustained-release oral dosage form containing a plurality of melt-extruded particles, each consisting essentially of a therapeutically active agent, one or more retardants, and an optional water-insoluble binder is disclosed. The particles have a length of from about 0.1 to about 12 mm and can be of varying diameters and each unit dose provides a release of therapeutically active agents over at least about 8 hours. Methods of preparing the unit doses as well as extrusion processes and methods of treatment are also disclosed.
Inventor(s): Oshlack; Benjamin (New York, NY), Chasin; Mark (Manalapan, NJ), Huang; Hua-Pin (Englewood Cliffs, NJ)
Assignee: Euro-Celtique, S.A. (Luxembourg, LU)
Application Number:08/334,209
Patent Claim Types:
see list of patent claims
Dosage form; Composition; Formulation; Use;

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International Patent Family for Patent: 5,965,161

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
European Patent Office2283816► Subscribe
European Patent Office1741426► Subscribe
Australia705894► Subscribe
Australia747389► Subscribe
Australia4736299► Subscribe
Australia6400199► Subscribe
Canada2204180► Subscribe
Germany69532415► Subscribe
Germany69535426► Subscribe
Germany69535445► Subscribe
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.

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Serving leading biopharmaceutical companies globally:

US Department of Justice
Argus Health
Chinese Patent Office

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