US Patent Board Rules in Favor of Canadian Solar in Dispute With Maxeon Solar Technologies
The US Patent Trial and Appeal Board invalidated all claims by Maxeon Solar. The ruling protects Canadian Solar's TOPCon technology and boosted its shares.
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The Patent Trial and Appeal Board in the United States 
USissued a ruling in favor of Canadian Solar Inc. on January 15, 2026, regarding a long-standing patent dispute. The board invalidated all patent infringement claims that had been asserted by Maxeon Solar Technologies Ltd. against the company. This decision resolves a material legal challenge in the solar technology sector and eliminates a significant litigation risk for Canadian Solar Inc., while protecting its intellectual property position.
USissued a ruling in favor of Canadian Solar Inc. on January 15, 2026, regarding a long-standing patent dispute. The board invalidated all patent infringement claims that had been asserted by Maxeon Solar Technologies Ltd. against the company. This decision resolves a material legal challenge in the solar technology sector and eliminates a significant litigation risk for Canadian Solar Inc., while protecting its intellectual property position.
