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Serving leading biopharmaceutical companies globally:

Argus Health
US Department of Justice
Federal Trade Commission
US Army

Generated: October 24, 2017

DrugPatentWatch Database Preview

Details for Patent: 4,259,315

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Summary for Patent: 4,259,315

Title: Controlled release potassium dosage form
Abstract:Pharmaceutical compositions for treating potassium deficiency in monogastric animals comprising gelatin capsules containing mixture comprised of controlled release form of microencapsulated potassium salt and hydrophilic surfactant are disclosed.
Inventor(s): Lippmann; Irwin (Richmond, VA), Popli; Shankar D. (Richmond, VA), Miller; Larry G. (Richmond, VA), Bell; Louis G. (Richmond, VA)
Assignee: A. H. Robins Company, Inc. (Richmond, VA)
Application Number:06/159,335
Patent Claim Types:
see list of patent claims
Composition; Dosage form; Use;

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International Patent Family for Patent: 4,259,315

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
France2484254► Subscribe
United Kingdom2077587► Subscribe
Germany3100808► Subscribe
Canada1135624► Subscribe
Switzerland648206► Subscribe
Israel61817► Subscribe
Australia6589880► Subscribe
Belgium886973► Subscribe
Australia544965► Subscribe
Italy8167071► 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
Cantor Fitzgerald
Harvard Business School

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