(19)
(11) EP 1 165 693 A2

(12)

(88) Date of publication A3:
01.02.2001

(43) Date of publication:
02.01.2002 Bulletin 2002/01

(21) Application number: 00914284.5

(22) Date of filing: 30.03.2000
(51) International Patent Classification (IPC)7C09B 1/00
(86) International application number:
PCT/GB0001/223
(87) International publication number:
WO 0058/405 (05.10.2000 Gazette 2000/40)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 31.03.1999 EP 99302510

(71) Applicant: Amersham Pharmacia Biotech UK Limited
Little Chalfont, Buckinghamshire HP7 9NA (GB)

(72) Inventors:
  • WEST, Richard Martin
    Uxbridge,Middlesex UB8 1XT (GB)
  • CUMMINS, William Jonathan
    Tring,Hertfordshire HP23 4JE (GB)
  • NAIRNE, Robert James Domett
    St. Albans,Hertfordshire AL4 9UN (GB)
  • BULL, Matthew Graham
    Great Missenden,Buckinghamsh. HP16 0RB (GB)

(74) Representative: Rollins, Anthony John 
Group Patents, Amersham International plc, White Lion Road
Amersham, Bucks HP7 9LL
Amersham, Bucks HP7 9LL (GB)

   


(54) SQUARAINE DYES