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Details for Patent: 5,298,520

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Summary for Patent: 5,298,520

Title: Triazole containing indole derivatives
Abstract:A class of substituted imidazole, triazole and tetrazole derivatives are selective agonists of 5-HT.sub.1 -like receptors and are therefore useful in the treatment of clinical conditions, in particular migraine and associated disorders, for which a selective agonist of these receptors is indicated.
Inventor(s): Baker; Raymond (Much Hadham, GB2), Matassa; Victor G. (Furneux Pelham, GB2), Street; Leslie J. (Harlow, GB2)
Assignee: Merck Sharp & Dohme Limited (Hertfordshire, GB2)
Application Number:07/827,187
Patent Claim Types:
see list of patent claims
Compound; Composition; Use;
Patent PDF download available with subscription

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Foreign Priority and PCT Information for Patent: 5,298,520

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom9102222Feb 01, 1991
United Kingdom9106917Apr 03, 1991
United Kingdom9113415Jun 21, 1991

International Patent Family for Patent: 5,298,520

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria158582<disabled in preview>
Australia1068092<disabled in preview>
Australia644939<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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