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Details for Patent: 6,589,508

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Summary for Patent: 6,589,508

Title: Methods and compositions for treating pulmonary disorders using optically pure (R,R) formoterol
Abstract:A method and composition are disclosed utilizing the pure (R,R) isomer of formoterol, which is a potent bronchodilator with reduced adverse effects, having a low incidence of the development of tolerance and having increased duration of action.
Inventor(s): Aberg; Gunnar (Westborough, MA), Morley; John (Richmond-upon-Thames, GB)
Assignee: Sepracor Inc. (Marlborough, MA)
Application Number:09/927,008
Patent Claim Types:
see list of patent claims
Use; Delivery;
Patent Metrics:
Source: PatentQuant.com
Field: Pharmaceuticals
Back Citations: 8th percentile
Forward Citations: 2nd percentile
Patent PDF download available with subscription

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Premature patent expiration for: 6,589,508

Expiration due to failure to pay maintenance fee

Patent Number Expiration Date
6,589,508 July 08, 2015

Foreign Priority and PCT Information for Patent: 6,589,508

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
United Kingdom9107196Apr 05, 1991

International Patent Family for Patent: 6,589,508

Country Document Number Estimated Expiration Supplementary Protection Certificate SPC Country SPC Expiration
Italy1254317<disabled in preview>
France2674751<disabled in preview>
United Kingdom9207363<disabled in preview>
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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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