(19)
(11) EP 1 229 794 A2

(12)

(88) Date of publication A3:
15.11.2001

(43) Date of publication:
14.08.2002 Bulletin 2002/33

(21) Application number: 00993103.1

(22) Date of filing: 17.11.2000
(51) International Patent Classification (IPC)7A01N 61/00, A01N 41/04, A01N 47/04
// (A01N47/04, 61:00), A01N41:04
(86) International application number:
PCT/EP0011/529
(87) International publication number:
WO 0135/747 (25.05.2001 Gazette 2001/21)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 17.11.1999 EP 99203847

(71) Applicant: Plant Research International B.V.
6708 PB Wageningen (NL)

(72) Inventors:
  • VAN DER KRIEKEN, Wilhelmus, Maria
    NL-6708 RE Wageningen (NL)
  • VEEN, Borchert, Willem
    NL-6721 JX Bennekom (NL)
  • KOK, Cornelis, Johannus
    NL-6544 VT Nijmegen (NL)

(74) Representative: Van Someren, Petronella F. H. M. et al
Arnold & Siedsma,Advocaten en Octrooigemachtigden,Sweelinckplein 1
2517 GK Den Haag
2517 GK Den Haag (NL)

   


(54) USE OF LIGNOSULPHONATES FOR PLANT PROTECTION