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EP 4 392 413 A1

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(43) Date of publication: 03.07.2024 Bulletin 2024/27 (21) Application number: 22860750.3 (22) Date of filing: 25.08.2022

(51) International Patent Classification (IPC):  C07D 401/06(2006.01) C07D 405/06(2006.01) A61K 31/40(2006.01) A61P 25/28(2006.01) C07D 205/04(2006.01) C07D 487/04(2006.01) A61P 25/16(2006.01) A61P 29/00(2006.01) (52) Cooperative Patent Classification (CPC): A61K 31/40; A61P 25/16; A61P 25/28; A61P 29/00; C07D 487/04; C07D 207/08; C07D 333/34; C07D 307/64; C07D 277/16; C07D 233/64 (86) International application number: PCT/IB2022/057951 (87) International publication number: WO 2023/026222 (02.03.2023 Gazette 2023/09)

(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: 25.08.2021 IN 202121038491 (71) Applicant: Zydus Lifesciences Limited Gujarat 382481 (IN)

(72) Inventors: AGARWAL, Sameer Gandhinagar, Gujarat 382481 (IN) PARMAR, Deven V. Gandhinagar, Gujarat 382481 (IN) JAIN, Mukul Gandhinagar, Gujarat 382481 (IN) SHARMA, Rajiv Gandhinagar, Gujarat 382481 (IN) PHILIP, Binu Gandhinagar, Gujarat 382481 (IN) PATEL, Harilal Gandhinagar, Gujarat 382481 (IN) CHATTERJEE, Abhijit Gandhinagar, Gujarat 382481 (IN) VISWANATHAN, Kasinath Gandhinagar, Gujarat 382481 (IN) (74) Representative: Potter Clarkson  Chapel Quarter Mount Street Nottingham NG1 6HQ Nottingham NG1 6HQ (GB)