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Serving leading biopharmaceutical companies globally:

US Army
Argus Health
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Generated: November 17, 2017

DrugPatentWatch Database Preview

Details for Patent: 5,307,953

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Summary for Patent: 5,307,953

Title: Single dose dispenser having a piercing member
Abstract:The application describes a dispenser for manual discharge of a single dose of a flowable substance, comprising a casing (1) which has a nozzle (2) and a pair of shoulders (3) aside the nozzle. The nozzle (2) has a piston member (5) extending inwardly from an outlet opening (9), the piston member having at least one discharge channel. A container (10) of the substance to be discharged is mounted on the piston member (5), and a seal (12) is arranged across the container (10) to seal in all the substances to be discharged. The piston member (5) has a piercing member (8) which extends towards the seal (12), whereby on pressing the container (10) on to the piston member (5) the seal (12) is pierced to allow the contents of the container (10) to be expelled along the discharge channel and out through the outlet opening (9).
Inventor(s): Regan; Philip M. (Ware, GB3)
Assignee: Glaxo Group Limited (Middlesex, GB)
Application Number:07/984,913
Patent Claim Types:
see list of patent claims
Device; Use;

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Foreign Priority and PCT Information for Patent: 5,307,953

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom9125699Dec 03, 1991

International Patent Family for Patent: 5,307,953

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
United Kingdom9125699► Subscribe
Greece1002587► Subscribe
Cyprus2013► Subscribe
Czech Republic9203540► Subscribe
Czech Republic288952► Subscribe
Germany9216359► Subscribe
Germany69225781► Subscribe
Denmark144892► Subscribe
Denmark0546607► Subscribe
European Patent Office0546607► 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:

Daiichi Sankyo
Express Scripts
Cantor Fitzgerald
Federal Trade Commission

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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