(19)

(11)

EP 4 419 886 A1

(12)

(43) Date of publication: 28.08.2024 Bulletin 2024/35 (21) Application number: 21961285.0 (22) Date of filing: 19.10.2021

(51) International Patent Classification (IPC):  G01N 1/40(2006.01) B01D 11/04(2006.01) (52) Cooperative Patent Classification (CPC): G01N 2001/4061; G01N 1/4055; B01D 11/0492; B01D 11/0288 (86) International application number: PCT/IB2021/059595 (87) International publication number: WO 2023/067370 (27.04.2023 Gazette 2023/17)

(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 (71) Applicant: Dubai Police General Headquarters Dubai (AE)	(72) Inventor: ABDULRAHMAN SALEH ALABDOOLI, Ebtisam Dubai (AE) (74) Representative: De Gregori, Antonella et al BIRD & BIRD SOCIETA TRA AVVOCATI S.R.L. Via Porlezza, 12 20123 Milano 20123 Milano (IT)