Drug – bio-affecting and body treating compositions – Designated organic active ingredient containing – Radical -xh acid – or anhydride – acid halide or salt thereof...
Reexamination Certificate
2005-10-04
2005-10-04
Davis, Brian (Department: 1621)
Drug, bio-affecting and body treating compositions
Designated organic active ingredient containing
Radical -xh acid, or anhydride, acid halide or salt thereof...
C564S360000, C564S361000, C564S362000
Reexamination Certificate
active
06951888
ABSTRACT:
A compound of formula 1wherein: R1is C1-C4-alkyl; R2is C1-C4-alkyl; and R3is C1-C4-alkyl or phenyl, each optionally mono- or polysubstituted, or R2and R3together are —CH2—CH2— or —CH2—CH2—CH2—, or the corresponding acid addition salt with a pharmacologically acceptable acid, processes for preparing such compounds, pharmaceutical compositions containing such compounds, and their use in the treatment of inflammatory and obstructive respiratory diseases.
REFERENCES:
patent: 3657244 (1972-04-01), Mentrup et al.
patent: 5223614 (1993-06-01), Schromm et al.
patent: 2002/0022625 (2002-02-01), Walland et al.
patent: 1 543 374 (1972-04-01), None
patent: 0 321 864 (1989-06-01), None
patent: WO 01/83462 (2001-11-01), None
Database CAPLUS on STN, Acc. No. 1969:523933, MENTRUP et al, ZA 6802425 (Nov. 8, 1968) (abstract).
Bouyssou Thierry
Buettner Frank
Heine Claudia
Konetzki Ingo
Pestel Sabine
Boehringer Ingelheim Pharma Gmbh & Co. KG
Davis Brian
Devlin Mary-Ellen M.
Morris Michael
Small Andrea D.
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