Long acting bronchodilators for the treatment of respiratory...

Details Long acting bronchodilators for the treatment of respiratory... Long acting bronchodilators for the treatment of respiratory...

2005-05-10

2010-06-29

Andres, Janet L (Department: 1625)

Organic compounds -- part of the class 532-570 series

Organic compounds

Chalcogen in the nitrogen containing substituent

C514S230500, C514S304000

Reexamination Certificate

active

07745621

ABSTRACT:
The invention relates to compounds of general formula 1wherein n, A, B, D, L, R1, R2, R3and R4may have the meanings given in the claims and in the specification, processes for preparing them, and their use as pharmaceutical compositions, particularly as pharmaceutical compositions for the treatment of respiratory complaints.

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