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Details for Patent: 5,863,935

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Summary for Patent: 5,863,935

Title: Therapeutic heterocyclic compounds
Abstract:
Inventor(s): Robertson; Alan D. (Beckenham, GB2), Hill; Alan P. (Beckenham, GB2), Glen; Robert C. (Beckenham, GB2), Martin; Graeme R. (Beckenham, GB2)
Assignee: Zeneca Limited (GB)
Application Number:08/471,229
Patent Claim Types:
see list of patent claims
Compound; Process; Use; Composition; Dosage form;
Patent PDF download available with subscription

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Foreign Priority and PCT Information for Patent: 5,863,935

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom9012672Jun 07, 1990
PCT/GB91/00908Jun 06, 1991
United Kingdom9102182Feb 01, 1992

International Patent Family for Patent: 5,863,935

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria156823<disabled in preview>
Austria204275<disabled in preview>
Australia646871<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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