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A Trina Solar manufacturing plant.

USPTO throws out Trina Solar TOPCon patent claims against Canadian Solar, Runergy

April 20, 2026
The US Patent and Trademark Office (USPTO) issued a Final Written Decision on patent litigations launched by Chinese solar manufacturer Trina Solar.
FirstSolar_RDC_749

US patent office denies challenges to First Solar TOPCon patents

January 21, 2026
The USPTO has denied three challenges to patents held by US solar manufacturer First Solar pertaining to its production of TOPCon cells.
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