First Solar Recalibrates TOPCon IP Enforcement Strategy Following Section 232 Action

First Solar drops ITC patent case, shifts focus to lawsuits against rivals

(Fixes spelling of Jinko Solar)Sept 16 : U.S. solar panel maker First Solar Inc said on Wednesday it would withdraw a patent infringement complaint before the U.S. International Trade Commission and instead focus on pursuing lawsuits in federal court against rivals over a leading solar technology.•

First Solar Retreats 5% After Dropping ITC Patent Case It Calls Procedural; Enphase Energy Slips, Sunrun Holds Steady

First Solar dropped a high-stakes patent case at the ITC and called it procedural, but the stock is sliding 5% while the rest of the solar sector barely flinches, raising a pointed question about what management is not saying.

First Solar drops Section 337 complaint on TOPCon IP, continues U.S. District Court lawsuits

First Solar said it plans to withdraw its Section 337 complaint made to the US International Trade Commission related to patent infringement of its TOPCon technology,

First Solar Recalibrates TOPCon IP Enforcement Strategy Following Section 232 Action

PHOENIX--(BUSINESS WIRE)--Sep 15, 2026-

First Solar ends Sec. 337 investigation into competitors allegedly infringing on TOPCon patent

First Solar announced it has voluntarily withdrew its Sec. 337 complaint and will terminate the U.S. International Trade Commission (ITC) investigation into competitors allegedly infringing on First Solar’s TOPCon solar panel patent. The company said that the government’s Sec. 232 tariffs on polysilicon derivatives should help to “loose[n] China’s grip on a critical supply chain.”…

First Solar to withdraw Section 337 complaint on TOPCon IP, continues US District Court lawsuits

Thin-film cadmium telluride (CdTe) solar module manufacturer First Solar has adjusted its enforcement of tunnel oxide passivated contact (TOPCon) intellectual property (IP) strategy.