TechIPm, LLC’s 4G LTE standard essential patents (SEPs) research for the US and EU market leader among 4G LTE UE (cellular phones, smart phones, PDAs, mobile PCs, etc.) and base station (eNB) product manufactures and innovators identified total of 447 issued patents in the USPTO and EPO as the potential candidates for 4G LTE RAN (Radio Access Network) SEPs as of July 31, 2014.
To evaluate the essentiality of a LTE patent, patent disclosures in claims and detail description for each 4G LTE patent are compared to the final versions of the 3GPP Release 10 technical specifications (LTE-Advanced). All the US and EU family members to the patents declared in ETSI as SEPs are also included in the final results.
4G LTE IPR shareholders for standard essential patent candidates granted in the USPTO and EPO are Alcatel-Lucent, Andrew, Apple, BlackBerry, Ericsson, ETRI, Huawei, III, Innovative Sonic, Inventergy, Intel, InterDigital, ITRI, LG, Microsoft, Motorola, NEC, Nokia, NSN, NTT Docomo, Panasonic, Qualcomm, Samsung, TI and ZTE. Among 25 IPR shareholders, LG is the leader followed by Samsung, Qualcomm, InterDigital, Motorola, Nokia (including NSN), Ericsson, and BlackBerry. NPEs account for 19% of 4G LTE SEPs issued in the USPTO & EPO as of July 31, 2014.
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