Changeflow GovPing Energy USPTO Grants Patent for Silicon Anode Battery B...
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USPTO Grants Patent for Silicon Anode Battery Binder Technology

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Published March 24th, 2026
Detected March 26th, 2026
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Summary

The USPTO has granted a patent (US12586784B2) to Enevate Corporation for silicon anode battery technology. The patent covers the use of water-soluble polymers and copolymers containing maleic anhydride and/or maleic acid as binders in silicon-dominant anodes.

What changed

The United States Patent and Trademark Office (USPTO) has issued patent US12586784B2 to Enevate Corporation, detailing a novel approach to silicon anode binders for batteries. The patented technology utilizes water-soluble polymers, including those derived from maleic anhydride and maleic acid, as binders in Si-dominant anodes, potentially improving battery performance and longevity. The patent was granted on March 24, 2026, with a filing date of May 6, 2024.

This patent grant represents a new development in battery materials science. While it does not impose direct compliance obligations on other entities, it signifies a technological advancement that manufacturers in the battery and energy storage sectors may consider for their own research and development efforts. Companies operating in this space should be aware of this patented technology as it could influence future product development and intellectual property strategies.

Source document (simplified)

← USPTO Patent Grants

Silicon anodes with water-soluble maleic anhydride-, and/or maleic acid-containing polymers/copolymers, derivatives, and/or combinations (with or without additives) as binders

Grant US12586784B2 Kind: B2 Mar 24, 2026

Assignee

Enevate Corporation

Inventors

Liwen Ji, Younes Ansari, Sanjaya D. Perera, Benjamin Park

Abstract

Systems and methods for batteries comprising a cathode, an electrolyte, and an anode, wherein the anode is a Si-dominant anode that utilizes water-soluble maleic anhydride- and/or maleic acid-containing polymers/co-polymers, derivatives, and/or combinations (with or without additives) as binders.

CPC Classifications

H01M 4/386 H01M 4/0404 H01M 4/622 H01M 10/0525

Filing Date

2024-05-06

Application No.

18655905

Claims

13

View original document →

Named provisions

Abstract Claims

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
US12586784B2

Who this affects

Applies to
Manufacturers
Industry sector
3345 Medical Device Manufacturing
Activity scope
Battery Manufacturing Materials R&D
Geographic scope
United States US

Taxonomy

Primary area
Pharmaceuticals
Operational domain
R&D
Topics
Energy Storage Materials Science

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