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Generated: December 12, 2017

DrugPatentWatch Database Preview

Details for Patent: 5,326,570

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Summary for Patent: 5,326,570

Title: Advanced drug delivery system and method of treating psychiatric, neurological and other disorders with carbamazepine
Abstract:The present invention relates to a composition and method of treating a patient by administering carbamazepine in a pharmaceutical dosage form capable of maintaining the patient's blood concentration at from about 4 .mu.g/ml to about 12 .mu.g/ml over at least a 12 hour period, where the blood concentration of carbamazepine does not vary by more than 60 percent.
Inventor(s): Rudnic; Edward M. (Gaithersburg, MD), Belendiuk; George W. (Potomac, MD)
Assignee: Pharmavene, Inc. (Gaithersburg, MD)
Application Number:07/734,541
Patent Claim Types:
see list of patent claims
Dosage form; Delivery; Use; Composition;

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International Patent Family for Patent: 5,326,570

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Canada2114014► Subscribe
Germany69230112► Subscribe
Denmark0660705► Subscribe
European Patent Office0660705► Subscribe
Austria185268► Subscribe
Spain2137948► Subscribe
Greece3031448► Subscribe
JapanH06511484► Subscribe
Japan3806740► Subscribe
World Intellectual Property Organization (WIPO)9301804► 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:

Chinese Patent Office
Cantor Fitzgerald
Fish and Richardson

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