(19)

(11)

EP 3 979 812 A1

(12)

(43) Date of publication: 13.04.2022 Bulletin 2022/15 (21) Application number: 20730273.8 (22) Date of filing: 05.06.2020

(51) International Patent Classification (IPC):  A23K 20/10(2016.01) A23K 50/80(2016.01) (52) Cooperative Patent Classification (CPC): A23K 20/10; A23K 50/80 (86) International application number: PCT/EP2020/065588 (87) International publication number: WO 2020/245333 (10.12.2020 Gazette 2020/50)

(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: 07.06.2019 EP 19382483 (71) Applicant: Lucta, S.A. 28006 Madrid (ES)	(72) Inventor: SOLÁ PARERA, José 08100 MOLLET DEL VALLÉS (ES) (74) Representative: ZBM Patents - Zea, Barlocci & Markvardsen  Rambla Catalunya, 123 08008 Barcelona 08008 Barcelona (ES)