https://www.reuters.com/article/us-huawei-tech-interdigital/huawei-sues-u-s-firm-interdigital-in-china-over-patent-practices-idUSKCN1P119O >InterDigital Inc on Monday said Huawei Technologies Co Ltd filed a lawsuit against it in China, alleging the U.S. technology firm had not licensed its intellectual property on fair terms.