.

Flexible Flat-Rate Plans

Flat-rate pricing for predictable budgeting

Short-term plans for project- or client-based billing

► Plans and Pricing

Upgrade to enjoy subscriber-only features like email alerts and data export. See the Plans and Pricing

DrugPatentWatch Database Preview

Details for Patent: 5,456,925

« Back to Dashboard

Summary for Patent: 5,456,925

Title: Pharmaceutical compositions containing furan derivatives
Abstract:The invention relates to a pharmaceutical composition in solid unit dosage form adapted for oral administration, comprising a salt formed between ranitidine and a complex of bismuth with a carboxylic acid selected from tartaric acid and citric acid together with an alkaline salt. For example the composition is in tablet form and comprises ranitidine bismuth citrate and sodium carbonate. The composition shows improved disintegration and/or dissolution.
Inventor(s): Smith; Norman R. (London, GB2), Heppenstall; Colin R. (Bishops Stortford, GB2), Douglas; Stephen J. (St. Albans, GB2)
Assignee: Glaxo Group Limited (Middlesex, GB)
Application Number:08/215,658
Patent Claim Types:
see list of patent claims
Composition; Formulation; Dosage form;
Patent PDF download available with subscription

No matches for this query

Foreign Priority and PCT Information for Patent: 5,456,925

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom9019875Sep 11, 1990

International Patent Family for Patent: 5,456,925

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria122883<disabled in preview>
Austria405134<disabled in preview>
AustriaA180191<disabled in preview>
This preview shows a limited data set
Subscribe for full access, or try a Trial

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.

Export unavailable in trial.
Subscribe for complete access.

For more information try a trial or see the database preview and plans and pricing

How are People Using DrugPatentWatch?

`abc