(19)
(11) EP 4 580 633 A2

(12)

(88) Date of publication A3:
11.04.2024

(43) Date of publication:
09.07.2025 Bulletin 2025/28

(21) Application number: 23861487.9

(22) Date of filing: 29.08.2023
(51) International Patent Classification (IPC): 
A61K 31/496(2006.01)
A61K 9/127(2025.01)
A61K 31/13(2006.01)
A61K 48/00(2006.01)
(52) Cooperative Patent Classification (CPC):
C07D 295/125; A61K 47/6929; A61K 9/5123; C07K 14/705; C07K 14/7051; C07K 14/4748; C12N 9/22; C12N 2310/20; C12N 2320/32; C12N 15/111; A61K 47/541
(86) International application number:
PCT/US2023/073072
(87) International publication number:
WO 2024/050352 (07.03.2024 Gazette 2024/10)
(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA
Designated Validation States:
KH MA MD TN

(30) Priority: 29.08.2022 US 202263373793 P

(71) Applicant: The Trustees of The University of Pennsylvania
Philadelphia, PA 19104 (US)

(72) Inventors:
  • MITCHELL, Michael J.
    Philadelphia, Pennsylvania 19103 (US)
  • PADILLA, Marshall Scott
    Philadelphia, Pennsylvania 19104 (US)

(74) Representative: Evans, Sophie Elizabeth 
Kilburn & Strode LLP Lacon London 84 Theobalds Road
London WC1X 8NL
London WC1X 8NL (GB)

   


(54) BRANCHED LIPID COMPOSITIONS, LIPID NANOPARTICLES (LNPS) COMPRISING THE SAME, AND METHODS OF USE THEREOF