Patent · US Active

PH adjustment to improve thaw recovery of cell banks

US10602739B2 · kind B2 · utility

2Cited by

22References

45Claims

0Family size

Assignee

Genentech, Inc. · US

Inventors

Angela Meier · San Francisco, US
Steven J. Meier · South San Francisco, US
Phillip Duffy · Brisbane, US
Marcia Coyne · San Mateo, US
Kara Calhoun · South San Francisco, US

Key dates

Filing date	Jan 5, 2017
Grant date	Mar 31, 2020
Priority date	—
Expiry date	Aug 23, 2037

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC12N2510/02
WIPO fieldBiotechnology
WIPO sectorChemistry

Abstract

Provided herein are methods of freezing mammalian cells for storage or improving thaw recovery of cell banks comprising freezing mammalian cells in a freezing medium having a pH of 6.7 to 8.5.

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