(19)

(11)

EP 3 843 721 A1

(12)

(43) Date of publication: 07.07.2021 Bulletin 2021/27 (21) Application number: 19856338.9 (22) Date of filing: 29.08.2019

(51) International Patent Classification (IPC):  A61K 31/417(2006.01) A61K 9/08(2006.01) A61K 9/00(2006.01) A61K 31/407(2006.01) (86) International application number: PCT/US2019/048721 (87) International publication number: WO 2020/047197 (05.03.2020 Gazette 2020/10)

(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: 29.08.2018 US 201816116872 (71) Applicant: Ocugen, Inc. Malvern, PA 19355 (US)	(72) Inventors: ARUMUGHAM, Rasappa Lansdale, PA 19446 (US) UPADHYAY, Arun West Chester, PA 19382 (US) (74) Representative: Herrero & Asociados, S.L.  Cedaceros, 1 28014 Madrid 28014 Madrid (ES)