(19)

(11)

EP 3 938 770 A1

(12)

(43) Date of publication: 19.01.2022 Bulletin 2022/03 (21) Application number: 20714842.0 (22) Date of filing: 10.03.2020

(51) International Patent Classification (IPC):  G01N 27/30(2006.01) (52) Cooperative Patent Classification (CPC): G01N 27/30; G01N 33/182 (86) International application number: PCT/EP2020/056384 (87) International publication number: WO 2020/182830 (17.09.2020 Gazette 2020/38)

(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: 11.03.2019 IT 201900003447 (71) Applicant: Tecnosens Srl 00173 Rome RM (IT)	(72) Inventors: BOCCELLA, Antonio 00173 Rome (IT) MOSCONE, Danila 00173 Rome (RM) (IT) ARDUINI, Fabiana 00173 Rome (IT) NEAGU, Daniela 00173 Rome (RM) (IT) TOMEI, Maria Rita 00173 Rome (RM) (IT) (74) Representative: Tagliafico, Giulia  Litapat Via Simone Martini, 125 00142 Roma 00142 Roma (IT)