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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;
Patent PDF download available with subscription

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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 Publication Date Supplementary Protection Certificate SPC Country SPC Expiration
Russian Federation2129021Apr 20, 1999
Taiwan404844Sep 11, 2000
Singapore48696May 18, 1998
South Africa9402442Apr 10, 1995
European Patent Office1637173Sep 05, 2007
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ISSN: 2162-2639

Preferred citation:

Friedman, Y. Location of pharmaceutical innovation: 2000–2009 Nature Reviews Drug Discovery 9, 835–836 (2010).

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