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Method for Detecting Polynucleotide Analyte Using CRISPR/Cas Effector

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Summary

The USPTO has published a new patent application detailing a method for detecting polynucleotide analytes using CRISPR/Cas effector technology. The application, filed by inventors from USPTO, describes a method involving a cleaving agent with flap endonuclease activity and a type V CRISPR/Cas effector protein, specifically a Cast2 protein.

What changed

This document is a publication of a new US patent application (US20260085344A1) from the USPTO, titled 'Method for detecting polynucleotide analyte using CRISPR/Cas effector'. The application describes a novel method for detecting polynucleotide analytes in a sample, utilizing a cleaving agent with flap endonuclease activity in conjunction with a type V CRISPR/Cas effector protein, such as Cast2. The filing date was April 14, 2023.

While this is a patent application and not a regulation with direct compliance obligations, it signifies potential future technological advancements in nucleic acid detection. Companies in the biotechnology and pharmaceutical sectors involved in diagnostics or genetic analysis should monitor such patent filings as they may indicate emerging technologies that could impact future product development, intellectual property landscapes, or diagnostic methodologies. No immediate actions or deadlines are imposed by this publication.

Source document (simplified)

← USPTO Patent Applications

METHOD OF DETECTING A POLYNUCLEOTIDE ANALYTE

Application US20260085344A1 Kind: A1 Mar 26, 2026

Inventors

Matthew Wook Chang, Nikhil Aggarwal, In Young Hwang, Hua Ling, Jee Loon Foo

Abstract

The invention relates generally to the field of nucleic acid detection. In particular, the specification teaches a method of detecting a polynucleotide analyte in a sample. In one aspect, the method comprises the use of a cleaving agent with flap endonuclease activity and a type V CRISPR/Cas effector protein. In another aspect, the type V CRISPR/Cas effector protein is a Cast 2 protein.

CPC Classifications

C12Q 1/6823 C12N 9/226 C12N 15/113 C12Q 1/25 C12Q 1/34 C12Q 1/48 C12Q 1/6844 C12Q 1/6876 C12Y 207/07007 C12Y 600/00 C12N 2310/20 C12Q 2600/156

Filing Date

2023-04-14

Application No.

18856243

View original document →

Named provisions

Abstract Inventors

Classification

Agency
USPTO
Instrument
Notice
Legal weight
Non-binding
Stage
Final
Change scope
Minor
Document ID
US20260085344A1

Who this affects

Applies to
Drug manufacturers Medical device makers Pharmaceutical companies
Industry sector
3254 Pharmaceutical Manufacturing 3254.1 Biotechnology
Activity scope
Nucleic Acid Detection Biotechnology Research
Geographic scope
United States US

Taxonomy

Primary area
Pharmaceuticals
Operational domain
Research & Development
Topics
Biotechnology Intellectual Property

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