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Serving leading biopharmaceutical companies globally:

Queensland Health
Chinese Patent Office
Fish and Richardson
US Army
Express Scripts

Generated: December 13, 2017

DrugPatentWatch Database Preview

Details for Patent: 5,208,225

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Summary for Patent: 5,208,225

Title: Compositions containing fixed combinations
Abstract:Continuous administration of compositions containing a fixed quantity of synthetic estrogen in combination with a synthetic progestogenic agent are useful to relieve menopausal symptoms, to prevent osteoporosis and for other hormone-replacement treatments. Also described is an improved manufacturing process for such compositions especially for low tablet dosage forms.
Inventor(s): Boissonneault; Roger M. (Long Valley, NJ), Miller, Jr.; Henry A. (Lake Hopatcong, NJ)
Assignee: Warner-Lambert Company (Morris Plains, NJ)
Application Number:07/781,568
Patent Claim Types:
see list of patent claims
Use; Composition; Dosage form;

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International Patent Family for Patent: 5,208,225

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Denmark174892► Subscribe
Canada1300017► Subscribe
Germany3787386► Subscribe
Denmark99987► Subscribe
Australia6913087► Subscribe
Australia599082► Subscribe
Austria94392► Subscribe
European Patent Office0235090► Subscribe
Spain2059403► Subscribe
Hong Kong182795► 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 Army
Chinese Patent Office
Daiichi Sankyo

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