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Serving leading biopharmaceutical companies globally:

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Generated: October 23, 2017

DrugPatentWatch Database Preview

Details for Patent: 4,738,974

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Summary for Patent: 4,738,974

Title: Base addition salts of omeprazole
Abstract:Novel salts of omeprazole with Li.sup.+, Na.sup.+, K.sup.+, Mg.sup.2+, Ca.sup.2+, Ti.sup.4+, N.sup.+ (R.sup.1).sub.4 or ##STR1## as cation; processes for their preparation thereof, pharmaceutical compositions containing such salts and their use in medicine.
Inventor(s): Brandstrom; Arne E. (Gothenburg, SE)
Assignee: Aktiebolaget Hassle (SE)
Application Number:06/854,739
Patent Claim Types:
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Compound; Use; Composition;

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Foreign Priority and PCT Information for Patent: 4,738,974

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
Sweden8301182Mar 04, 1983

International Patent Family for Patent: 4,738,974

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Jordan1425► Subscribe
JapanS59167587► Subscribe
JapanH0313233► Subscribe
South Korea840008014► Subscribe
South Korea870001005► Subscribe
Lithuania2253► Subscribe
Iceland1363► Subscribe
Denmark99584► Subscribe
Denmark160044► Subscribe
Algeria615► 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:

Queensland Health
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Harvard Business School

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