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Generated: December 18, 2017

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Details for Patent: 5,008,256

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Summary for Patent: 5,008,256

Title: Salts of ranitidine and complexes of bismuth with carboxylic acids, and pharmaceutical compositions thereof
Abstract:The invention relates to salts formed between ranitidine and a complex of bismuth with a carboxylic acid, and solvates of such salts. Examples of suitable carboxylic acids are citric acid, tartaric acid and agaricic acid. The salts are useful in the treatment of gastrointestinal disorders, particularly gastroduodenal conditions. The salts show the antisecretory activity associated with ranitidine together with antibacterial activity against Campylobacter pylori and they also possess cytoprotective properties.
Inventor(s): Clitherow; John W. (Sawbridgeworth, GB2)
Assignee: Glaxo Group Limited (GB2)
Application Number:07/380,378
Patent Claim Types:
see list of patent claims
Compound; Use; Composition; Dosage form;

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Foreign Priority and PCT Information for Patent: 5,008,256

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom8817098Jul 18, 1988
United Kingdom8904686Mar 01, 1989

International Patent Family for Patent: 5,008,256

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria398200► Subscribe
AustriaA172889► Subscribe
Australia3817889► Subscribe
Australia632052► Subscribe
Belgium1003254► Subscribe
Canada1332610► Subscribe
Switzerland679582► Subscribe
China1022626► Subscribe
China1039419► Subscribe
Cyprus1650► 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:

Federal Trade Commission
US Army
Johnson and Johnson

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