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(11)

EP 3 973 051 A1

(12)

(43) Date of publication: 30.03.2022 Bulletin 2022/13 (21) Application number: 20743864.9 (22) Date of filing: 19.05.2020

(51) International Patent Classification (IPC):  C12N 5/0789(2010.01) A61K 35/14(2015.01) C12N 5/078(2010.01) A61K 35/16(2015.01) (52) Cooperative Patent Classification (CPC): C12N 5/0647; C12N 5/0644; C12N 2501/22; C12N 2500/02; A61K 35/16 (86) International application number: PCT/IT2020/050126 (87) International publication number: WO 2020/234910 (26.11.2020 Gazette 2020/48)

(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: 22.05.2019 IT 201900007076 (71) Applicant: THANKSTEM S.R.L. 33100 Udine (UD) (IT)	(72) Inventor: POLETTINI, Marco 01015 VITERBO (IT) (74) Representative: Petraz, Gilberto Luigi et al GLP S.r.l. Viale Europa Unita, 171 33100 Udine Viale Europa Unita, 171 33100 Udine (IT)