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Details for Patent: 5,601,843

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Summary for Patent: 5,601,843

Title: Pharmaceutical tablet composition
Abstract:A pharmaceutical composition including a core of an NSAID selected from diclofenac and piroxicam which core is surrounded by a mantle coating of a prostaglandin, wherein an intermediate coating can be present between the NSAID core and prostaglandin mantle coating.
Inventor(s): Gimet; Rene A. (Valbonne, FR), Jinot; Jean C. (Cagnes-sur-Mer, FR), Magnet; Christian (Chanceaux sur Choisille, FR), Maroteaux; Isabelle (Antibes, FR), Nevoux; Francoise M. (Evanston, IL), Scoyer; Roger E. (Jemeppe-sur-Sambre, BE), Struthers; Barbara J. (Deerfield, IL)
Assignee: G. D. Searle & Co. (Chicago, IL)
Application Number:08/276,299
Patent Claim Types:
see list of patent claims
Composition; Dosage form; Formulation; Use;
Patent PDF download available with subscription

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International Patent Family for Patent: 5,601,843

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria121625<disabled in preview>
Australia7876491<disabled in preview>
Canada2082944<disabled in preview>
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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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