Canadian Solar Wins Dismissal of Maxeon Patent Lawsuit Over Solar Tech

By Adriano Marchese


Canadian Solar has won a legal victory after a U.S. federal court dismissed a lawsuit brought on by rival solar company Maxeon Solar over module technology.

On Tuesday, Canadian Solar said that Maxeon's patent infringement suit in the Federal District Court has now been dismissed with prejudice, meaning the claims can't be refiled.

The dismissal ends a two-year court battle with Maxeon over high-efficiency TOPCon solar cell technology, following a decision by the U.S. Court of Appeals for the Federal Circuit to vacate the final remaining claim from the U.S. Patent Trial and Appeal Board.

The Kitchener, Ontario-based company said that the ruling provides important legal clarity and reinforces Canadian Solar's claims of non-infringement as it expands its solar and energy storage platform in the U.S. market.


Write to Adriano Marchese at adriano.marchese@wsj.com


(END) Dow Jones Newswires

August 18, 2026 07:45 ET (11:45 GMT)

Copyright (c) 2026 Dow Jones & Company, Inc.

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