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Serving leading biopharmaceutical companies globally:

Farmers Insurance
Federal Trade Commission
US Army
Boehringer Ingelheim
Daiichi Sankyo

Generated: December 11, 2017

DrugPatentWatch Database Preview

Details for Patent: 4,233,285

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Summary for Patent: 4,233,285

Title: Mercaptocarboxylic acid radiopharmaceuticals
Abstract:Mercaptocarboxylic acid chelated heavy metal radioisotope pharmaceuticals and methods for making them.
Inventor(s): Winchell; Harry S. (Lafayette, CA), Lin; Tz-Hong (Berkeley, CA)
Assignee: Medi-Physics, Inc. (Emeryville, CA)
Application Number:05/359,719
Patent Claim Types:
see list of patent claims
Compound; Formulation; Composition; Use; Device;

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International Patent Family for Patent: 4,233,285

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Switzerland585050► Subscribe
Germany2423167► Subscribe
France2229421► Subscribe
United Kingdom1438919► Subscribe
Italy1035075► Subscribe
JapanS5018615► Subscribe
JapanS542246► Subscribe
Netherlands7406481► Subscribe
Netherlands182536► 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:

Daiichi Sankyo
Argus Health
US Department of Justice

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