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Generated: June 25, 2017

DrugPatentWatch Database Preview

Details for Patent: 4,724,231

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Summary for Patent: 4,724,231

Title: Nasel compositions containing vitamin B.sub.12
Abstract:This invention is directed to compositions for nasal administration of a vitamin B.sub.12 to a human suffering a vitamin B.sub.12 deficiency. It is also directed to such compositions in dosage unit form and with methods of administering such compositions.
Inventor(s): Wenig; Jeffrey (Dix Hills, NY)
Assignee: Nastech Pharmaceutical, Inc. (Hauppauge, NY)
Application Number:06/848,690
Patent Claim Types:
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Composition; Use;

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International Patent Family for Patent: 4,724,231

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria54254► Subscribe
HungaryT43493► Subscribe
Spain8800047► Subscribe
Spain553999► Subscribe
European Patent Office0216917► 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 500+ biopharmaceutical companies globally:

US Army
Fuji
Argus Health
Cipla
Queensland Health
Julphar
Boehringer Ingelheim
Federal Trade Commission
Colorcon
Cantor Fitzgerald

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