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Methods Of Producing Fc Containing Proteins

Abstract: Provided herein are improved methods for producing an Fc-containing protein. The methods generally involve culturing mammalian cells that produce the Fc-containing protein at a first pH setpoint for a first period of time followed by culturing the cell at a second pH setpoint that is higher than the first pH set point for a second period of time.

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Notices, Deadlines & Correspondence

Patent Information

Application #
Filing Date
26 September 2025
Publication Number
41/2025
Publication Type
INA
Invention Field
BIOTECHNOLOGY
Status
Email
Parent Application

Applicants

ELI LILLY AND COMPANY
Lilly Corporate Center Indianapolis, Indiana 46285

Inventors

1. DUNNE, Ciara
c/o Eli Lilly and Company P.O. Box 6288 Indianapolis, Indiana 46206-6288
2. KEARNS, Brian Gerard
c/o Eli Lilly and Company P.O. Box 6288 Indianapolis, Indiana 46206-6288
3. RETTBERG, Ashley Lynn
c/o Eli Lilly and Company P.O. Box 6288 Indianapolis, Indiana 46206-6288

Specification

Documents

Application Documents

# Name Date
1 202517092549-STATEMENT OF UNDERTAKING (FORM 3) [26-09-2025(online)].pdf 2025-09-26
3 202517092549-Sequence Listing in PDF [26-09-2025(online)].pdf 2025-09-26
4 202517092549-REQUEST FOR EXAMINATION (FORM-18) [26-09-2025(online)].pdf 2025-09-26
5 202517092549-POWER OF AUTHORITY [26-09-2025(online)].pdf 2025-09-26
6 202517092549-FORM 18 [26-09-2025(online)].pdf 2025-09-26
7 202517092549-FORM 1 [26-09-2025(online)].pdf 2025-09-26
8 202517092549-DRAWINGS [26-09-2025(online)].pdf 2025-09-26
9 202517092549-DECLARATION OF INVENTORSHIP (FORM 5) [26-09-2025(online)].pdf 2025-09-26
10 202517092549-COMPLETE SPECIFICATION [26-09-2025(online)].pdf 2025-09-26