USPTO Patent US12582699B2: Lymphocyte Immunotherapy Compositions
Summary
The USPTO has granted patent US12582699B2 to the Provincial Health Services Authority for lymphocyte immunotherapy compositions and methods. The patent covers lymphocytes with suppressed autophagy genes, useful for targeting tumor-specific antigens in therapies like CAR-T and TCR-T.
What changed
The United States Patent and Trademark Office (USPTO) has issued patent US12582699B2, titled 'Lymphocyte immunotherapy compositions and methods,' to the Provincial Health Services Authority. This patent specifically claims lymphocytes with suppressed autophagy genes, designed to target tumor-specific antigens through receptors like CAR or TCR. The granted claims cover methods of making and using these lymphocytes, particularly for CAR-T and TCR-T therapies.
This patent grant is primarily an intellectual property matter and does not impose new regulatory obligations on companies. However, it signifies a new proprietary technology in the field of immunotherapy. Companies operating in the biotechnology and pharmaceutical sectors, particularly those involved in CAR-T or TCR-T therapy development, should be aware of this patent to ensure they do not infringe on the granted claims. No immediate compliance actions are required, but awareness is crucial for ongoing research and development strategies.
Source document (simplified)
Compositions and methods for enhanced lymphocyte-mediated immunotherapy
Grant US12582699B2 Kind: B2 Mar 24, 2026
Assignee
Provincial Health Services Authority
Inventors
Julian J. Lum, Lindsay Devorkin, Yannick Doyon, Gillian Carleton
Abstract
Lymphocytes having a suppressed autophagy gene useful in immunotherapy are disclosed. The lymphocytes can express an antigen targeting receptor such as a chimeric antigen receptor (CAR) or endogenous or engineered T-cell receptor to target cells expressing a tumor-specific antigen. Methods of making and using such lymphocytes are disclosed. Some such lymphocytes are useful in conducting CAR-T or TCR-T therapy.
CPC Classifications
A61K 40/11 A61K 40/31 A61K 40/4202 C12N 5/0638 C12N 2510/00
Filing Date
2020-02-12
Application No.
17430055
Claims
19
Named provisions
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