(19)

(11)

EP 4 771 319 A1

(12)

(43) Date of publication: 08.07.2026 Bulletin 2026/28 (21) Application number: 24845022.3 (22) Date of filing: 10.06.2024

(51) International Patent Classification (IPC):  F24S 10/50(2018.01) F24S 23/70(2018.01) F24S 23/30(2018.01) (52) Cooperative Patent Classification (CPC): F24S 23/30; F03G 6/06; F24S 23/31; F24S 2023/84; F24S 2023/88; F24S 20/20; F24S 30/45; F24S 80/50; F03G 6/062; F03G 6/071 (86) International application number: PCT/IN2024/050715 (87) International publication number: WO 2025/022414 (30.01.2025 Gazette 2025/05)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: GE KH MA MD TN (30) Priority: 22.07.2023 IN 202321049497 (71) Applicant: Kamalakar, Sanjeevani Maharashtra 400606 (IN)	(72) Inventor: Kamalakar, Sanjeevani Maharashtra 400606 (IN) (74) Representative: HGF  HGF Limited 4th Floor, 1 City Square Leeds LS1 2ES Leeds LS1 2ES (GB)