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Headwater Research launches new patent litigation against AT&T in Texas

( April 24, 2025, 16:57 GMT | Official Statement) -- MLex Summary: Headwater Research has filed a complaint in US District Court for the Eastern District of Texas  accusing AT&T Inc. and three subsidiaries of infringing US Patent Nos. 8,023,425, 8,631,102 and 8,799,451.See attached document....

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