Beta-2-adrenoreceptor agonists

Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Having -c- – wherein x is chalcogen – bonded directly to...

Reexamination Certificate

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Details

C546S157000, C564S099000, C564S123000, C564S355000, C564S360000

Reexamination Certificate

active

07820694

ABSTRACT:
Compounds of formulain free or salt or solvate form, whereAr is a group of formulaY is carbon or nitrogen and R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, X, n, p, q and r are as defined in the specification, their preparation and their use as pharmaceuticals, particularly for the treatment of obstructive or inflammatory airways diseases.

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patent: 5578638 (1996-11-01), Brazzell et al.
patent: 5594027 (1997-01-01), Epstein et al.
patent: 5977154 (1999-11-01), Bell et al.
patent: 0 286 278 (1988-10-01), None
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patent: 0 894 787 (1997-10-01), None
patent: 93/18007 (1993-09-01), None
patent: 99/09001 (1999-02-01), None
patent: 92/18461 (1992-10-01), None
patent: 93/15041 (1993-08-01), None
patent: 987425 (1998-08-01), None
Chemical Abstract AN 1994:217308, WO 93/18007, Tsuchiya et al., (1993).
Banitt et al., Monofluoromethanesulfonanilides. A New Series of Bronchodilators, Journal of Medicinal Chemistry, vol. 17, No. 1 (1974).

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