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Wednesday, April 29, 2026

USPTO Overturns Trina Solar’s TOPCon Patents in Legal Clash with Canadian Solar

All Claims in Two Trina Solar Patents Invalidated Amid Broader International Patent Disputes

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Trina Solar TOPCon patents invalidated in U.S. ruling involving Canadian Solar
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The United States Patent and Trademark Office has issued final written decisions invalidating all claims of two TOPCon solar cell patents previously asserted by Trina Solar against Canadian Solar subsidiaries. This development marks a significant turn in the ongoing legal battles between the two solar manufacturers, w…
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