Abstract: The present invention relates to new anticholinergics of general formula 1:
wherein A, X− and the groups R1, R2, R3, R4, R5, R6 and R7 may have the meanings given in the claims and in the specification, processes for preparing them and their use as pharamaceutical compositions.
Type:
Grant
Filed:
October 11, 2001
Date of Patent:
March 16, 2004
Assignee:
Boehringer Ingelheim Pharma GmbH & Co. KG
Inventors:
Helmut Meissner, Gerd Morschhaeuser, Michael Paul Pieper, Gerald Pohl, Richard Reichl, Georg Speck, Rolf Banholzer