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USPTO Patent Application: Neuron Generation from Pluripotent Stem Cells

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Published November 26th, 2025
Detected March 23rd, 2026
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Summary

The USPTO has published a patent application (US20260079153A1) detailing methods for generating mature neurons from pluripotent stem cells. The disclosed methods involve overexpressing specific splicing factors to facilitate the study of neurodegenerative diseases and the accelerated derivation of mature neurons.

What changed

This document is a USPTO patent application (US20260079153A1) filed on November 26, 2025, concerning methods for generating mature neurons from pluripotent stem cells. The core of the invention involves overexpressing the splicing factor muscleblind like splicing regulator 2 (Mbnl2) in cortical neurons, potentially alongside overexpressing RNA binding fox-1 homolog 1 (Rbfox1) and/or reducing polypyrimidine tract binding proteins PTBP1/2. The application aims to facilitate the study of late-onset neurodegenerative diseases, such as tau pathology models, and includes methods for accelerated derivation of mature neurons.

As this is a patent application, it does not impose direct compliance obligations on regulated entities. However, it represents a disclosure of novel methods in the biotechnology and pharmaceutical research space. Companies involved in stem cell research, neurodegenerative disease modeling, or therapeutic development may find this patent application relevant for understanding the state of the art, potential licensing opportunities, or as a basis for their own research and development efforts. No immediate actions are required from a compliance perspective.

Source document (simplified)

← USPTO Patent Applications

GENERATION OF MATURE NEURONS DIFFERENTIATED FROM PLURIPOTENT STEM CELLS

Application US20260079153A1 Kind: A1 Mar 19, 2026

Inventors

Hynek Wichterle, Brian Jude Joseph, Chaolin Zhang

Abstract

Methods for generating mature neurons differentiated from pluripotent stem cells, such as to facilitate the study of late-onset neurodegenerative disease, are disclosed. The methods include overexpressing the splicing factor muscleblind like splicing regulator 2 (Mbnl2) in cortical neurons. In some aspects, the method further comprises overexpressing RNA binding fox-1 homolog 1 (Rbfox1) and/or reducing expression of polypyrimidine tract binding proteins PTBP1/2. The methods also include accelerated derivation of mature neuron and generation of a tau pathology model. Also disclosed are constructs and compositions for accelerated derivation of mature neuron and/or generation of a tau pathology model.

CPC Classifications

G01N 33/5091 C12N 5/0619 C12N 15/86 C12N 2506/45 C12N 2740/15043

Filing Date

2025-11-26

Application No.

19401464

View original document →

Named provisions

GENERATION OF MATURE NEURONS DIFFERENTIATED FROM PLURIPOTENT STEM CELLS

Classification

Agency
USPTO
Published
November 26th, 2025
Instrument
Notice
Legal weight
Non-binding
Stage
Final
Change scope
Minor
Document ID
US20260079153A1

Who this affects

Applies to
Drug manufacturers Medical device makers Pharmaceutical companies
Industry sector
3254 Pharmaceutical Manufacturing 3345 Medical Device Manufacturing
Activity scope
Biotechnology Research Drug Discovery
Geographic scope
United States US

Taxonomy

Primary area
Healthcare
Operational domain
Research & Development
Topics
Biotechnology Medical Research

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