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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;

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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

International Patent Family for Patent: 5,630,796

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Austria148497► subscribe
Austria329006► subscribe
Australia6435194► 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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Drugs may be covered by multiple patents or regulatory protections. All trademarks and applicant names are the property of their respective owners or licensors. Although great care is taken in the proper and correct provision of this service, thinkBiotech LLC does not accept any responsibility for possible consequences of errors or omissions in the provided data. The data presented herein is for information purposes only. There is no warranty that the data contained herein is error free. thinkBiotech performs no independent verifification of facts as provided by public sources nor are attempts made to provide legal or investing advice. Any reliance on data provided herein is done solely at the discretion of the user. Users of this service are advised to seek professional advice and independent confirmation before considering acting on any of the provided information. thinkBiotech LLC reserves the right to amend, extend or withdraw any part or all of the offered service without notice.

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