(19)
(11) EP 2 053 048 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
21.09.2011 Bulletin 2011/38

(45) Mention of the grant of the patent:
15.09.2010 Bulletin 2010/37

(21) Application number: 09152654.1

(22) Date of filing: 27.09.2006
(51) International Patent Classification (IPC): 
C07D 401/12(2006.01)
C07D 211/16(2006.01)
 C07D 239/94(2006.01)

(54)

Chemical in situ sulphonating process

Verfahren zur in-Situ chemischer Sulfonierung

Procédé pour la sulfonation chimique in-situ

(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR
Designated Extension States:
AL BA HR MK RS

(30) Priority: 30.09.2005 GB 0519879

(43) Date of publication of application:
29.04.2009 Bulletin 2009/18

(62) Application number of the earlier application in accordance with Art. 76 EPC:
06794582.4 / 1943240

(73) Proprietor: AstraZeneca AB
151 85 Södertälje (SE)

(72) Inventors:
  • Blixt, Jörgen
    SE-151 85, Södertälje (SE)
  • Golden, Michael, David
    Macclesfield, Cheshire SK10 2NA (GB)
  • Hogan, Philip, John
    Macclesfield, Cheshire SK10 2NA (GB)
  • Martin, David, Michael, Glanville
    Macclesfield, Cheshire SK10 2NA (GB)
  • Montgomery, Francis, Joseph
    Macclesfield, Cheshire SK10 2NA (GB)
  • Patel, Zakariya
    Loughborough, Leicestershire LE11 5RH (GB)
  • Pittam, John, David
    Macclesfield, Cheshire SK10 2NA (GB)
  • Sependa, George, Joseph
    Macclesfield, Cheshire SK10 2NA (GB)
  • Squire, Christopher, John
    Macclesfield, Cheshire SK10 2NA (GB)
  • Wright, Nicholas, Cartwright, Alexander
    Macclesfield, Cheshire SK10 2NA (GB)


(56) References cited: : 
EP-A2- 0 317 997
WO-A-94/27965
WO-A-98/13354
 WO-A-01/32651
WO-A-95/19344
   
       
    Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).