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GvHD Treatment Methods Using IL-22 Dimer

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Summary

USPTO published patent application US20260108616A1 covering methods for treating graft versus host disease (GvHD) by administering a composition comprising an IL-22 dimer, optionally combined with immunosuppressive therapy, across multiple treatment cycles separated by rest periods. Inventors William DALEY and Xiaoqiang YAN filed the application on December 19, 2025; the application was published on April 23, 2026.

“The present application provides methods for treating graft versus host disease (GvHD) by administering a composition an agent comprising an IL-22 (such as an IL-22 dimer), and optionally an immunosuppressive therapy.”

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About this source

GovPing monitors USPTO Patent Applications - Therapeutics (A61P) for new healthcare & life sciences regulatory changes. Every update since tracking began is archived, classified, and available as free RSS or email alerts — 219 changes logged to date.

What changed

USPTO published patent application US20260108616A1 titled 'Methods for Treating Graft Versus Host Disease,' filed by William DALEY and Xiaoqiang YAN. The application claims methods of treating GvHD by administering a composition comprising an IL-22 dimer, with optional combination with immunosuppressive therapy, suitable for multiple treatment cycles separated by rest periods, and including patient-selection criteria based on Ann Arbor score or gut microbiota profile. The filing date is December 19, 2025, and the publication date is April 23, 2026.

Pharmaceutical companies engaged in biologics development, immunotherapy research, or transplant-related therapeutic programs should review this filing to assess Freedom to Operate considerations, potential licensing opportunities, or overlapping patent territory in the IL-22 dimer and GvHD treatment space.

Archived snapshot

Apr 23, 2026

GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.

← USPTO Patent Applications

METHODS FOR TREATING GRAFT VERSUS HOST DISEASE

Application US20260108616A1 Kind: A1 Apr 23, 2026

Inventors

William DALEY, Xiaoqiang YAN

Abstract

The present application provides methods for treating graft versus host disease (GvHD) by administering a composition an agent comprising an IL-22 (such as an IL-22 dimer), and optionally an immunosuppressive therapy. The treatment can be administered for multiple cycles which are separated by a rest period and/or individuals who have a specific Ann Arbor score or a characterized gut microbiota profile. The present application also provides methods of identifying or selecting individuals suitable for such treatments.

CPC Classifications

A61K 47/642 A61K 31/573 A61P 37/06

Filing Date

2025-12-19

Application No.

19426688

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Last updated

Classification

Agency
USPTO
Instrument
Rule
Branch
Executive
Legal weight
Binding
Stage
Final
Change scope
Minor

Who this affects

Applies to
Pharmaceutical companies Clinical investigators
Industry sector
3254 Pharmaceutical Manufacturing
Activity scope
Biopharmaceutical R&D Patent applications
Geographic scope
United States US

Taxonomy

Primary area
Intellectual Property
Operational domain
Legal
Topics
Healthcare Pharmaceuticals

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