According to the US International Trade Commission (USITC), Nokia filed a 337 investigation application on July 2, local time, alleging that Lenovo exported to the United States, imported and sold in the United States certain electronic equipment, including computers, tablets and their components and The module infringes its patent rights and seeks to prohibit its related products from entering the US market.

According to previous Nokia official news, Nokia filed a lawsuit against Lenovo in North Carolina, the United States, accusing it of using more than 20 Nokia and "International Telecommunication Union H.264 Advanced Video Coding Standards" without paying patent license fees. Related video coding patents.

Nokia said that Lenovo illegally used Nokia's patents on dozens of tablets and laptops, and Lenovo refused to conduct meaningful patent licensing negotiations, forcing Nokia to seek legal means to protect its intellectual property rights.