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Anti-tumor immune response enhancer patent application

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Published August 28th, 2023
Detected March 27th, 2026
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Summary

The USPTO has published a new patent application, US20260085286A1, detailing an 'Anti-tumor immune response enhancer'. The application, filed by Kenichiro Hasumi, describes a composition comprising phospholipids to enhance anti-tumor activity and induce cytokine production.

What changed

This document is a publication of a new patent application (US20260085286A1) filed with the USPTO. The application, assigned to Kenichiro Hasumi, describes an "Anti-tumor immune response enhancer" which utilizes a composition of phospholipids, referred to as "cPLs adjuvant," to maintain and enhance the anti-tumor activity of TADC in the tumor microenvironment. The inventors claim that this composition can suppress tumor growth and induce cytokine production by maturing dendritic cells.

As this is a patent application, it does not impose direct regulatory obligations or compliance deadlines on entities. However, it represents new intellectual property in the field of cancer therapeutics and immunotherapy. Companies involved in drug development, particularly in oncology and immunology, should be aware of this filing as it may impact future research, development, and patent landscapes in this area.

Source document (simplified)

← USPTO Patent Applications

ANTI-TUMOR IMMUNE RESPONSE ENHANCER

Application US20260085286A1 Kind: A1 Mar 26, 2026

Assignee

Kenichiro HASUMI

Inventors

Kenichiro HASUMI, Ko RII

Abstract

The present invention aims to provide means to maintain and enhance the anti-tumor activity of TADC in a tumor microenvironment. The present inventors found that when a composition comprising three kinds of phospholipids “cPLs adjuvant” is administered, the degree of growth of tumors implanted to mice was notably suppressed, and confirmed that immature dendritic cells, when cultured in vitro in the presence of the cPLs adjuvant, become mature bone marrow-derived dendritic cells and induce cytokine production.

CPC Classifications

C12N 5/0639 C12N 2501/999

Filing Date

2023-08-28

Application No.

19110297

View original document →

Classification

Agency
USPTO
Published
August 28th, 2023
Instrument
Notice
Legal weight
Non-binding
Stage
Final
Change scope
Minor
Document ID
US20260085286A1

Who this affects

Applies to
Drug manufacturers
Industry sector
3254 Pharmaceutical Manufacturing 3254.1 Biotechnology
Activity scope
Drug Development Immunotherapy
Geographic scope
United States US

Taxonomy

Primary area
Pharmaceuticals
Operational domain
Legal
Compliance frameworks
FDA 21 CFR Part 11
Topics
Biotechnology Intellectual Property

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