MAGEA4 Specific T Cell Receptors Patent Application
Summary
The USPTO has published a patent application (US20260085105A1) filed by Amgen Inc. for recombinant T-cell receptors designed to selectively recognize MAGE-A4-derived peptides. The application details screening for cross-reactivity and alloreactivity.
What changed
This document is a publication of a US patent application (US20260085105A1) filed by Amgen Inc. The application describes recombinant T-cell receptors (TCRs) engineered to recognize specific MAGE-A4-derived peptides when presented by HLA-A*0201, with the aim of activating recombinant T cells. The inventors have screened these TCRs for cross-reactivity with similar peptides found in normal cells and for alloreactivity.
As this is a patent application, it does not impose immediate regulatory obligations or compliance deadlines on entities. However, it signifies potential future intellectual property and product development in the field of cancer immunotherapy. Companies operating in the pharmaceutical and biotechnology sectors, particularly those involved in T-cell therapy or cancer treatment, should be aware of this filing as it may impact their research and development strategies or patent landscape.
Source document (simplified)
MAGEA4 SPECIFIC T CELL RECEPTORS
Application US20260085105A1 Kind: A1 Mar 26, 2026
Assignee
AMGEN INC.
Inventors
Sungeun KIM, Matthew James RARDIN
Abstract
Provided herein are recombinant T-cell receptors (TCRs) that can selectively recognize the MAGE-A4-derived peptide GVYDGEEHSV or KVEEHVVRV when presented by HLA-A*0201 sufficiently to activate the recombinant T cell. TCRs provided herein were thoroughly screened for lack of cross-reactivity with similar peptides that may be presented by normal cells or tissue and for alloreactivity.
CPC Classifications
C07K 14/7051 A61K 35/17 A61K 40/11 A61K 40/32 A61K 40/4268 A61P 35/00 C07K 14/5434 C12N 5/0636 C12N 15/867 C07K 2317/33 C07K 2317/565 C07K 2317/72 C12N 2740/15043
Filing Date
2023-06-23
Application No.
18876904
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