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Generated: October 20, 2017

DrugPatentWatch Database Preview

Details for Patent: 5,630,796

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Summary for Patent: 5,630,796

Title: Method of delivering powder transdermally with needless injector
Abstract:A needleless syringe having a membrane which is ruptured by gas pressure to generate a supersonic gas flow in which particles containing a therapeutic agent are injected. This provides effective transdermal delivery of the therapeutic agent.
Inventor(s): Bellhouse; Brian J. (Islip, GB2), Sarphie; David F. (Witney, GB2), Greenford; John C. (Abingdon, GB2)
Assignee: Oxford Biosciences Limited (Oxford, GB2)
Application Number:08/474,367
Patent Claim Types:
see list of patent claims
Use; Delivery; Composition;

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Foreign Priority and PCT Information for Patent: 5,630,796

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom9307459Apr 08, 1993
United Kingdom9318407Sep 06, 1993
United Kingdom9321356Oct 15, 1993
United Kingdom9326069Dec 21, 1993

International Patent Family for Patent: 5,630,796

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Hungary9802714► Subscribe
Hungary216308► Subscribe
HungaryT73516► Subscribe
Hungary9502911► Subscribe
Germany69401651► Subscribe
Germany69434760► Subscribe
Denmark0693119► Subscribe
Denmark0734737► Subscribe
European Patent Office0693119► Subscribe
European Patent Office0734737► 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:

Harvard Business School
Dow
Argus Health
Farmers Insurance
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McKinsey
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US Department of Justice

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