Patent · US Active

Serum-free cell culture medium

US11970724B2 · kind B2 · utility

0Cited by
75References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 8, 2021
Grant dateApr 30, 2024
Priority date
Expiry dateJul 8, 2041

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC12N2523/00
  • WIPO fieldBiotechnology
  • WIPO sectorChemistry

Abstract

The specification describes an improved serum-free animal cell culture medium, which can used for the production of a protein of interest. Ornithine, or a combination of ornithine and putrescine can be added to serum-free media or chemically defined media to improve viable cell density, to reduce cell doubling time, and to increase the production of a protein of interest.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.