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Patent for Purifying and Isolating Collagenase Compositions

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Published March 26th, 2026
Detected March 26th, 2026
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Summary

The USPTO has published a patent application (US20260085304A1) detailing a method for purifying and isolating collagenase compositions. The invention aims to improve the reproducibility, purity, and stability of collagenase I and collagenase II, achieving at least 95% purity by area.

What changed

This document is a patent application (US20260085304A1) filed with the USPTO, describing a novel method for purifying and isolating collagenase compositions. The invention focuses on enhancing the purity and stability of collagenase I and collagenase II, aiming for compositions that are at least 95% pure by area via RP-HPLC and are essentially free of neutral protease.

As this is a patent application, it does not impose immediate regulatory obligations on entities. However, companies involved in the research, development, or manufacturing of collagenase-based products, particularly in the pharmaceutical and biotechnology sectors, should be aware of this potential intellectual property. Monitoring the progress of this patent application and similar innovations is advisable for competitive intelligence and potential licensing opportunities.

Source document (simplified)

← USPTO Patent Applications

METHOD OF PURIFYING AND ISOLATING COLLAGENASE

Application US20260085304A1 Kind: A1 Mar 26, 2026

Inventors

Christine A. Sheaffer, Michael Berbaum, John Hanna, Jason Dziadosz, Daniel Shanafelt

Abstract

The present invention relates to the fields of collagenase production and collagenase products, and particularly to improving the reproducibility, purity, and stability of collagenase I and collagenase II compositions, where the compositions are pure to at least 95% by area as measured by reverse phase high pressure liquid chromatography (RP-HPLC) and essentially free of neutral protease.

CPC Classifications

C12N 9/52 C12Y 304/24003 A61K 31/00 A61K 38/00 G01N 33/56911

Filing Date

2025-09-23

Application No.

19336963

View original document →

Named provisions

Inventors Abstract CPC Classifications Filing Date Application No.

Classification

Agency
USPTO
Published
March 26th, 2026
Instrument
Notice
Legal weight
Non-binding
Stage
Final
Change scope
Minor
Document ID
US20260085304A1

Who this affects

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

Taxonomy

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

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