Prosecute again! First Solar Also Accused a Chinese Photovoltaic Company of Infringement!

2026-03-05 18:00:21

Digital New Energy DataBM. Com has learned that on February 27, First Solar, an American photovoltaic manufacturer, filed a patent infringement lawsuit against Trina Solar and T1 Energy in the Federal District Court of Delaware.

Digital New Energy DataBM. Com has learned that on February 27, First Solar, an American photovoltaic manufacturer, filed a patent infringement lawsuit against Trina Solar and T1 Energy in the Federal District Court of Delaware. The core patented technology that

First Solar accused Trina Solar of infringement is still TOPCon patented technology-US9130074B2. Earlier, First Solar had sued JinkoSolar and Atlas for patent infringement with the same patented technology.

Subsequently, Jingke Energy and Atlas fought back, and the U.S. Patent Trial and Appeal Board (PTAB) proposed to initiate IPR procedures (multi-party review procedures, similar to patent invalidation procedures) . However, they were refused to file a case.

It is reported that Jingke Energy has submitted EPR procedure (unilateral retrial procedure) to USPTO for First Solar patented technology. Before

suing Trina Solar and T1 Energy, First Solar had launched a "337" investigation into 47 photovoltaic companies (for details, please click: Jinko, Jingao, Trina, Atlas … 47 photovoltaic companies were accused of patent infringement! )。 Among the 47 companies mentioned above, Trina Solar and T1 Energy are related companies.

This is a common "two-track operation" in the protection of intellectual property rights in the United States.

The "337" investigation is under the responsibility of the United States International Trade Commission (ITC), which focuses on whether products imported into the United States have unfair trade practices in violation of Article 337. Once an illegal act is found, the ITC can issue an exclusion order to restrict the entry of related products into the U.S. market in a relatively short period of time. However, filing a patent lawsuit in the Federal Court of the United States can claim damages, apply for temporary restraining orders and permanent injunctions, and its jurisdiction can cover the whole chain of domestic manufacturing, sale, import and use in the United States.

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Digital New Energy DataBM. Com has learned that on February 27, First Solar, an American photovoltaic manufacturer, filed a patent infringement lawsuit against Trina Solar and T1 Energy in the Federal District Court of Delaware.

2026-03-05 18:00:21

The statistical data of cement output in all parts of the country from January to March 2026 show that the cumulative output of cement in the country has a certain scale. From the year-on-year data, the situation varies from place to place. The output in most regions showed a trend of year-on-year decline, among which the decline in Liaoning, Shaanxi, Fujian and other places was more obvious, for example, the year-on-year decline in Liaoning was larger; while the output in Beijing, Guizhou, Hunan and other places increased year-on-year, and the year-on-year increase in Beijing was relatively prominent. The smaller year-on-year change in production was in Zhejiang, which decreased by only 0.03%. The overall output of the whole country decreased by 7.10% year on year.