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Generated: November 21, 2017

DrugPatentWatch Database Preview

Details for Patent: 5,269,321

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Summary for Patent: 5,269,321

Title: Retrievable pessary
Abstract:A retrievable pessary for intravaginal or intrarectal use comprises a solid body comprising a pharmaceutically active ingredient; a net pouch which encloses the body; and a withdrawal cord attached to the pouch to enable the pessary to be withdrawn after use.
Inventor(s): MacDonald; Ishbel A. (Glasgow, GB6), Muddle; Andrew G. (Strathaven, GB6), MacFarlane; Lindesay R. (Glasgow, GB6)
Assignee: Controlled Therapeutics (Scotland) Ltd. (Glasgow, GB6)
Application Number:07/913,245
Patent Claim Types:
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International Patent Family for Patent: 5,269,321

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria166565► Subscribe
Germany69225701► Subscribe
Denmark0577891► Subscribe
European Patent Office0577891► Subscribe
Spain2120433► Subscribe
United Kingdom2254002► Subscribe
United Kingdom9100928► Subscribe
Hong Kong177796► 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:

Argus Health
Express Scripts
Fish and Richardson
Boehringer Ingelheim

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