(19)
(11) EP 1 059 924 A1

(12)

(43) Date of publication:
20.12.2000 Bulletin 2000/51

(21) Application number: 99937873.0

(22) Date of filing: 03.03.1999
(51) International Patent Classification (IPC)7: A61K 31/50
(86) International application number:
PCT/JP9901/010
(87) International publication number:
WO 9944/611 (10.09.1999 Gazette 1999/36)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

(30) Priority: 04.03.1998 JP 5158398

(71) Applicant: Takeda Chemical Industries, Ltd.
Osaka-shi,Osaka 541-0045 (JP)

(72) Inventors:
  • ASHIDA, Yasuko
    Takatsuki-shi,Osaka 569-0806 (JP)
  • KAWANO, Yasuhiko
    Suita-shi,Osaka 565-0806 (JP)
  • KIYOSHIMA, Kenichirou
    Kobe-shi,Hyogo 651-1301 (JP)

(74) Representative: von Kreisler, Alek, Dipl.-Chem. et al
Patentanwälte,von Kreisler-Selting-Werner,Bahnhofsvorplatz 1 (Deichmannhaus)
50667 Köln
50667 Köln (DE)

   


(54) TRIAZOLO-PYRIDAZINE DERIVATIVES FOR THE TREATMENT OF CHRONIC OBSTRUCTIVE PULMONARY DISEASES