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Details for Patent: 6,864,257

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Summary for Patent: 6,864,257

Title: Optically active 5H-pyrrolo[3,4-b]pyrazine derivative, its preparation and pharmaceutical compositions containing it
Abstract:Dextrorotatory isomer of 6-(5-chloro-2-pyridyl)-5-[(4-methyl-1-piperazinyl)carbonyloxy]-7-oxo-6,7-d ihydro-5H-pyrrolo[3,4-b]pyrazine, its preparation and pharmaceutical compositions containing it which are usable as tranquillisers and hypnotics.
Inventor(s): Cotrel; Claude (Paris, FR), Roussel; Gerard (Soisy sur Seine, FR)
Assignee: Sepracor Inc. (Marlborough, MA)
Application Number:10/200,510
Patent Claim Types:
see list of patent claims
Use; Composition; Delivery;
Patent PDF download available with subscription

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Foreign Priority and PCT Information for Patent: 6,864,257

Foriegn Application Priority Data
Foreign Country Foreign Patent Number Foreign Patent Date
France91 00490Jan 17, 1991

International Patent Family for Patent: 6,864,257

Country Document Number Publication Date Supplementary Protection Certificate SPC Country SPC Expiration
Finland100331Nov 14, 1997
Norway179911Jan 08, 1997
Canada2099782Jul 18, 1992
TunisiaSN92004Jun 08, 1993
HungaryT68915Aug 28, 1995
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Preferred citation:

Friedman, Y. Location of pharmaceutical innovation: 2000–2009 Nature Reviews Drug Discovery 9, 835–836 (2010).

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