(19)
(11) EP 4 404 808 A1

(12)

(43) Date of publication:
31.07.2024 Bulletin 2024/31

(21) Application number: 21787313.2

(22) Date of filing: 24.09.2021
(51) International Patent Classification (IPC): 
A47L 1/00(2006.01)
(52) Cooperative Patent Classification (CPC):
A47L 1/02; A47L 11/00; E04G 23/004
(86) International application number:
PCT/EP2021/076407
(87) International publication number:
WO 2023/046297 (30.03.2023 Gazette 2023/13)
(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) Applicants:
  • Rossettini, Luca
    22071 Cadorago (CO) (IT)
  • Lepovic, Marko
    20159 Milano (IT)

(72) Inventor:
  • LEPOVIC, Marko
    20159 Milano (IT)

(74) Representative: Porta & Consulenti Associati S.p.A. 
Via Vittoria Colonna, 4
20149 Milano
20149 Milano (IT)

   


(54) CLEANING SYSTEM FOR AN EXTERNAL SURFACE OF A BUILDING