The invention relates to new piperidino-dihydrothienopyrimidines of formula 1, as well as pharmacologically acceptable salts thereof,
wherein X is SO or SO
2
, but preferably SO, and wherein R
1
, R
2
, R
3
and R
4
may have the meanings given in claim
1
, as well as pharmaceutical compositions which contain these compounds.
These new piperidino-dihydrothienopyrimidines are suitable for the treatment of respiratory or gastrointestinal complaints or diseases, inflammatory diseases of the joints, skin or eyes, diseases of the peripheral or central nervous system or cancers.