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Serving leading biopharmaceutical companies globally:

Farmers Insurance
AstraZeneca
Accenture
Cipla
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Generated: October 21, 2017

DrugPatentWatch Database Preview

Details for Patent: 4,620,974

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Summary for Patent: 4,620,974

Title: Pharmaceutical composition containing a liquid lubricant
Abstract:Pharmaceutical compositions produced with liquid, hydrophilic lubricants possessing markedly improved dissolution rates.
Inventor(s): Hersh; Marvin (Strafford, PA), Lentine; Charles W. (Brookhaven, PA)
Assignee: American Home Products Corporation (New York, NY)
Application Number:06/730,232
Patent Claim Types:
see list of patent claims
Composition; Dosage form;

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International Patent Family for Patent: 4,620,974

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
United Kingdom2142824► Subscribe
United Kingdom8417154► Subscribe
France2548539► Subscribe
Germany3424975► Subscribe
Canada1235661► Subscribe
Australia3035684► Subscribe
Australia569902► Subscribe
JapanS6036424► Subscribe
South Korea850000974► Subscribe
South Korea890000182► 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:

Fish and Richardson
Farmers Insurance
UBS
Deloitte
Healthtrust
Novartis
Covington
Chinese Patent Office
Cerilliant
Moodys

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