Changeflow GovPing Pharma & Drug Safety USPTO Patent Grant: Microbial Polypeptides for ...
Routine Notice Added Final

USPTO Patent Grant: Microbial Polypeptides for Glycogen Storage Diseases

Favicon for changeflow.com ChangeBridge: Patent Grants - Biotech (C12N)
Published March 24th, 2026
Detected March 24th, 2026
Email

Summary

The USPTO has granted patent US12582724B2 to Duke University for compositions comprising microbial polypeptides designed to treat glycogen storage diseases. The patent covers isolated nucleic acid molecules, vectors, and methods utilizing these components for therapeutic purposes.

What changed

The United States Patent and Trademark Office (USPTO) has issued patent US12582724B2, granting Duke University exclusive rights to "Compositions comprising microbial polypeptides for degrading glycogen and methods for the treatment of glycogen storage diseases." The patent claims cover specific nucleic acid sequences encoding microbial polypeptides optimized for expression in mammalian cells, along with associated vectors and therapeutic methods for treating glycogen storage diseases and other inherited conditions.

This patent grant is primarily relevant to entities involved in pharmaceutical research and development, particularly those focusing on genetic therapies and rare diseases. While it does not impose direct compliance obligations on other regulated entities, it signifies intellectual property protection in the biotechnology sector. Companies operating in this space should be aware of this patent's scope to avoid potential infringement issues.

Source document (simplified)

← USPTO Patent Grants

Compositions comprising microbial polypeptides for degrading glycogen and methods for the treatment of glycogen storage diseases

Grant US12582724B2 Kind: B2 Mar 24, 2026

Assignee

Duke University

Inventors

Priya Kishnani, Baodong Sun, Jeong-A Lim

Abstract

This disclosure provides isolated nucleic acid molecules comprising nucleic acid sequences encoding microbial polypeptides that are codon optimized for expression in mammalian cells, vectors comprising an immunotolerant dual promoter system, and methods using these polynucleotides and polypeptides to treat glycogen storage diseases and other inherited diseases.

CPC Classifications

A61K 48/0058 C12N 9/2457 C12N 15/86 C12N 2800/22 C12N 9/2451 C12Y 302/01041

Filing Date

2020-02-20

Application No.

17432011

Claims

14

View original document →

Named provisions

Compositions comprising microbial polypeptides for degrading glycogen and methods for the treatment of glycogen storage diseases

Source

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

Classification

Agency
USPTO
Published
March 24th, 2026
Instrument
Notice
Legal weight
Non-binding
Stage
Final
Change scope
Minor
Document ID
US12582724B2

Who this affects

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

Taxonomy

Primary area
Pharmaceuticals
Operational domain
Research & Development
Compliance frameworks
GxP
Topics
Biotechnology Medical Research

Get Pharma & Drug Safety alerts

Weekly digest. AI-summarized, no noise.

Free. Unsubscribe anytime.

Get alerts for this source

We'll email you when ChangeBridge: Patent Grants - Biotech (C12N) publishes new changes.

Free. Unsubscribe anytime.