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Serving leading biopharmaceutical companies globally:

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Generated: October 23, 2017

DrugPatentWatch Database Preview

Details for Patent: 5,338,732

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Summary for Patent: 5,338,732

Title: Megestrol acetate formulation
Abstract:The present invention relates to a novel oral pharmaceutical composition of micronized megestrol acetate at a concentration of 15 to 150 mg/mL comprising polysorbate at a concentration of 0.005% to 0.015% weight/volume and polyethylene glycol at a concentration of 5-30% weight/volume which composition forms a stable flocculated suspension in water. The invention further comprises the micronized megestrol acetate formulation described above with added preservatives, buffers, sweeteners and flavoring agents.
Inventor(s): Atzinger; Anne E. (Lebanon, IN), Bequette; Robert J. (Evansville, IN), Davis; Robert E. (Evansville, IN)
Assignee: Bristol-Myers Squibb Company (New York, NY)
Application Number:07/882,218
Patent Claim Types:
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International Patent Family for Patent: 5,338,732

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Canada2071141► Subscribe
China1067580► Subscribe
China1038904► Subscribe
Czech Republic9201853► Subscribe
Czech Republic289620► Subscribe
Germany69213836► Subscribe
Denmark0519351► Subscribe
European Patent Office0519351► Subscribe
Spain2091977► Subscribe
Finland922764► 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:

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Harvard Business School
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