(19)
(11) EP 0 777 460 A2

(12)

(43) Date of publication:
11.06.1997 Bulletin 1997/24

(21) Application number: 95930506.0

(22) Date of filing: 18.08.1995
(51) International Patent Classification (IPC): 
A61K 8/ 38( . )
A61K 8/ 44( . )
A61K 8/ 41( . )
A61Q 11/ 00( . )
(86) International application number:
PCT/EP1995/003309
(87) International publication number:
WO 1996/005802 (29.02.1996 Gazette 1996/10)
(84) Designated Contracting States:
DE FR GB IT

(30) Priority: 22.08.1994 EP 19940306191

(60) Divisional application:
01203156.3 / 1155681

(60) Divisional application:
01203157.1 / 1155682

(60) Divisional application:
01203158.9 / 1155683

(60) Divisional application:
01203159.7 / 1155684

(71) Applicants:
  • UNILEVER N.V.
    3013 AL Rotterdam (NL)
  • UNILEVER PLC
    London EC4P 4BQ (GB)

(72) Inventors:
  • JOINER, Andrew, Unilever Res. Port Sunlight Lab.
    Wirral, Merseyside L63 3JW (GB)
  • THORNTHWAITE, David W., Unilever Research
    Bebington, Wirral, Merseyside L63 3JW3JW (GB)
  • DE PONTI, Rita Cristina
    Abbiategrasso 20081 Milan (IT)

(74) Representative: van Gent, Jan Paulus, et al 
Unilever N.V., Patent Division Postbus 137
3130 AC Vlaardingen
3130 AC Vlaardingen (NL)

   


(54) TEETH WHITENING COMPOSITION CONTAINING ORGANIC PEROXYACIDS