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Serving leading biopharmaceutical companies globally:

Argus Health
Fish and Richardson
US Army
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Generated: December 14, 2017

DrugPatentWatch Database Preview

Details for Patent: 5,957,886

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Summary for Patent: 5,957,886

Title: Spring-Powered dispensing device
Abstract:A needleless injector is described for dispensing a liquid material, comprising a dispensing member which moves under the force of a spring providing an energy store. A damping arrangement, employing a viscous damping medium such as grease, is used to damp recoil during dispensing.
Inventor(s): Weston; Terence Edward (Suffolk, GB)
Assignee: Weston Medical Limited (Suffolk, GB)
Application Number:08/913,254
Patent Claim Types:
see list of patent claims
Dosage form;

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Foreign Priority and PCT Information for Patent: 5,957,886

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom9504878Mar 10, 1995
PCT Information
PCT FiledMarch 08, 1996PCT Application Number:PCT/GB96/00551
PCT Publication Date:September 19, 1996PCT Publication Number: WO96/28202

International Patent Family for Patent: 5,957,886

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Canada2214807► Subscribe
China1177305► Subscribe
Germany69614837► Subscribe
Denmark0813431► Subscribe
European Patent Office0813431► Subscribe
Brazil9607219► Subscribe
Spain2160233► Subscribe
United Kingdom9504878► Subscribe
Australia4949896► Subscribe
Austria204771► 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:

Johnson and Johnson
Harvard Business School
Cantor Fitzgerald
Chinese Patent Office

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