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IL-40 Detection Methods and Cell Differentiation Uses Patent

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Published March 31st, 2026
Detected March 31st, 2026
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Summary

USPTO granted BioLegend, Inc. Patent US12590973B2 covering methods for detecting IL-40 activity and uses of IL-40 for promoting cell differentiation. The patent, with 17 claims, was applied for on August 3, 2021 (Application No. 17393340) and lists inventors Marcela Hernandez Ruiz, Gerardo Arrevillaga Boni, and David Michael Soper.

What changed

USPTO issued Patent US12590973B2 to BioLegend, Inc. on March 31, 2026, granting exclusive rights to methods for detecting IL-40 activity and modified versions thereof, as well as uses of IL-40 for promoting cell differentiation. The patent contains 17 claims and covers CPC classifications related to immunological detection methods (G01N 33/6869) and cell differentiation techniques (C12N 5/0645).

BioLegend now holds enforceable patent rights covering IL-40 detection assays and therapeutic applications. Competitors developing similar IL-40 detection kits or cell differentiation methods using IL-40 should evaluate potential infringement exposure. No immediate compliance actions are required, but organizations conducting research in this area should monitor this IP position.

Source document (simplified)

← USPTO Patent Grants

Uses of IL-40 and methods for detecting IL-40 activity

Grant US12590973B2 Kind: B2 Mar 31, 2026

Assignee

BioLegend, Inc.

Inventors

Marcela Hernandez Ruiz, Gerardo Arrevillaga Boni, David Michael Soper

Abstract

The technology relates in part to methods for detecting the activity of IL-40 and modified versions thereof. The technology also relates in part to uses of IL-40 for promoting cell differentiation.

CPC Classifications

G01N 33/6869 G01N 2333/5428 G01N 33/6863 G01N 33/6866 G01N 33/6872 G01N 33/6893 G01N 33/74 G01N 2333/475 G01N 2333/49 G01N 2333/505 G01N 2333/521 G01N 2333/54 G01N 2333/545 G01N 2333/57 G01N 2800/26 G01N 2800/60 C12N 5/0645 C12N 2501/23 C12N 2506/115

Filing Date

2021-08-03

Application No.

17393340

Claims

17

View original document →

Named provisions

Claims Abstract CPC Classifications

Source

Analysis generated by AI. Source diff and links are from the original.

Classification

Agency
USPTO
Published
March 31st, 2026
Instrument
Notice
Legal weight
Binding
Stage
Final
Change scope
Minor
Document ID
US12590973B2
Docket
17393340

Who this affects

Applies to
Healthcare providers Patients Legal professionals
Industry sector
3254.1 Biotechnology 6211 Healthcare Providers 3254 Pharmaceutical Manufacturing
Activity scope
Patent Protection Biotechnology Research Diagnostic Method Development
Geographic scope
United States US

Taxonomy

Primary area
Intellectual Property
Operational domain
Legal
Topics
Healthcare Biotechnology Pharmaceuticals

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