(19)
(11) EP 4 167 729 A1

(12)

(43) Date of publication:
26.04.2023 Bulletin 2023/17

(21) Application number: 21825236.9

(22) Date of filing: 16.06.2021
(51) International Patent Classification (IPC): 
A01K 61/13(2017.01)
A01N 43/38(2006.01)
 A01N 43/36(2006.01)
(52) Cooperative Patent Classification (CPC):
A01N 43/90; A61K 41/0071; A61K 47/6951; A01P 7/00; A01N 59/20; Y02A 40/81
 
C-Sets:
  1. A01N 43/90, A01N 25/02, A01N 25/12, A01N 25/30, A01N 59/20;
  2. A01N 59/20, A01N 25/02, A01N 25/12, A01N 25/30;
(86) International application number:
PCT/NO2021/050146
(87) International publication number:
WO 2021/256938 (23.12.2021 Gazette 2021/51)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 17.06.2020 NO 20200710

(71) Applicant: Mowi ASA
5035 Bergen (NO)

(72) Inventors:
  • OALAND, Øyvind
    4146 Skiftun (NO)
  • KLAVENESS, Jo
    1166 Oslo (NO)
  • RITCHIE, Gordon
    4083 Hundvåg (NO)

(74) Representative: Håmsø Patentbyrå AS 
P.O. Box 9
4068 Stavanger
4068 Stavanger (NO)

   


(54) METHOD FOR REMOVING CRUSTACEAN ECTOPARASITES FROM FARMED SALMONID FISH USING WATER-SOLUBLE TETRAPYRROLE COMPOUNDS AND LIGHT