(19)
(11) EP 4 544 030 A1

(12)

(43) Date of publication:
30.04.2025 Bulletin 2025/18

(21) Application number: 23734657.2

(22) Date of filing: 22.06.2023
(51) International Patent Classification (IPC): 
C12N 5/10(2006.01)
C12N 15/79(2006.01)
 C12N 15/63(2006.01)
(52) Cooperative Patent Classification (CPC):
C12N 15/79; C12N 2510/00
(86) International application number:
PCT/EP2023/067049
(87) International publication number:
WO 2023/247733 (28.12.2023 Gazette 2023/52)
(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: 24.06.2022 SE 2230210

(71) Applicant: Fixell Biotech AB
114 19 Stockholm (SE)

(72) Inventors:
  • CHOTTEAU, Véronique
    131 33 Nacka (SE)
  • ZHANG, Ye
    187 38 Täby (SE)
  • SUNDÄNG PETERS, Emil
    192 59 Sollentuna (SE)

(74) Representative: Brann AB 
P.O. Box 3690 Sveavägen 63
103 59 Stockholm
103 59 Stockholm (SE)

   


(54) HIGH EUKARYOTIC CELL DENSITY TRANSIENT TRANSFECTION PROCESS FOR MANUFACTURING OF RECOMBINANT VIRAL VECTORS