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EP 4 798 389 A1

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(43) Date of publication: 02.09.2026 Bulletin 2026/36 (21) Application number: 24867719.7 (22) Date of filing: 18.09.2024

(51) International Patent Classification (IPC):  B09B 3/40(2022.01) C08J 11/06(2006.01) C10B 53/07(2006.01) F23G 5/44(2006.01) B09B 101/75(2022.01) C10G 3/00(2006.01) F23G 7/12(2006.01) (52) Cooperative Patent Classification (CPC): B09B 3/40; B09B 2101/75; C10B 53/07; F23G 5/44; F23G 7/12; C10G 1/10; C10B 47/06; C10K 1/04; C10G 1/002; C08J 11/12; C08J 2323/04; F23G 5/006; F23G 5/027; F23G 2201/40; F23G 2209/28 (86) International application number: PCT/IN2024/051779 (87) International publication number: WO 2025/062423 (27.03.2025 Gazette 2025/13)

(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 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: 19.09.2023 IN 202341062901 (71) Applicants: BhogiReddy Venkat, Satish Kumar R.C.Puram Hyderabad 502032 (IN) BhogiReddy, Sheela R.C.Puram Hyderabad 502032 (IN)

(72) Inventors: BhogiReddy Venkat, Satish Kumar R.C.Puram Hyderabad 502032 (IN) BhogiReddy, Sheela R.C.Puram Hyderabad 502032 (IN) (74) Representative: HGF  HGF Limited 4th Floor, 1 City Square Leeds LS1 2ES Leeds LS1 2ES (GB)