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Patent: 5,630,796

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

Glossary
Applicant Tradename Generic Name Dosage NDA Approval Date Type RLD Patent No. Patent Expiration Product Substance Delist Req. Patented / Exclusive Use
Powder Pharms
ZINGO
lidocaine hydrochloride
SYSTEM;INTRADERMAL022114Aug 16, 2007RXNo5,630,796<disabled>
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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
South Africa9402442Apr 10, 1995
WIPO (PCT)9424263Oct 27, 1994
United States5899880May 04, 1999
United States6168587Jan 02, 2001
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