(19)

(11)

EP 4 097 324 A1

(12)

(43) Date of publication: 07.12.2022 Bulletin 2022/49 (21) Application number: 21747257.0 (22) Date of filing: 22.01.2021

(51) International Patent Classification (IPC):  E06B 3/04(2006.01) E06B 3/96(2006.01) (52) Cooperative Patent Classification (CPC): E06B 3/9645; E06B 3/9688; E06B 3/16; E06B 3/22; E06B 3/822; E06B 3/9649 (86) International application number: PCT/IN2021/050062 (87) International publication number: WO 2021/152615 (05.08.2021 Gazette 2021/31)

(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: 01.02.2020 IN 202041004552 (71) Applicant: SAINT-GOBAIN GLASS FRANCE 92400 Courbevoie (FR)	(72) Inventor: PERUMAL, Prasath Chennai 600097 Tamil Nadu (IN) (74) Representative: Saint-Gobain Recherche  B.P. 135 39, quai Lucien Lefranc 93303 Aubervilliers Cedex 93303 Aubervilliers Cedex (FR)