Section 337 Investigation of Extrusion-Coated Magnet Wire (Inv. No. 337-TA-1527)
What happened
On October 29, 2026, the USITC voted to institute a Section 337 investigation, Inv. No. 337-TA-1527, of certain extrusion-coated magnet wire. The investigation is based on a complaint filed September 29, 2026 by Essex Solutions Inc. and Essex Solutions USA LLC, both of Atlanta, Georgia, supplemented October 13, 2026. The complaint alleges infringement of certain patent claims through the importation and sale of the products and requests a limited exclusion order and cease and desist orders. The identified respondents are Wellascent Elect. The reports do not state a target date for completion of the investigation or any further procedural deadline.
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- USITC · News ReleasesUSITC institutes Section 337 investigation of certain extrusion-coated magnet wire
The USITC voted to institute a Section 337 investigation, Inv. No. 337-TA-1527, of certain extrusion-coated magnet wire, based on a complaint filed September 29, 2026 by Essex Solutions Inc. and Essex Solutions USA LLC, both of Atlanta, Georgia, and supplemented October 13, 2026. The complaint alleges infringement of certain patent claims by the importation and sale of the products and requests a limited exclusion order and cease and desist orders. The identified respondents are Wellascent Electronic (Ganzhou) Co., Ltd. of Ganzhou, China, and Wellascent Technologies USA LLC of Grand Prairie, Texas.
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