Four for Four! Sterne Kessler Helps Secure a Fourth IPR Denial for Broadband Technology Pioneers

Washington, D.C. (May 6, 2025) – Sterne, Kessler, Goldstein & Fox successfully helped secure denial of PTAB inter partes review petitions filed against U.S. Patent No. 11,477,108 on behalf of patent owner Adaptive Spectrum and Signal Alignment, Inc. (ASSIA). The patent relates to improving wireless communication performance by, among other innovations, collecting local area network (LAN) information from one or more communication layers and identifying one or more operational conditions within a connected wide area network (WAN) in a different communication layer from which the LAN information was collected. The inventors worked alongside ASSIA founder Dr. John M. Cioffi, a National Medal of Technology and Innovation Award winner, and others to help build the company into a leading broadband company, whose innovations now enhance internet connectivity for over 120 million households worldwide. Read the institution denial decision here. Sterne Kessler previously helped secure denial of three other inter partes review against three other ASSIA patents, U.S. Patent Nos. 7,809,996; 10,848,398; and 11,477,108.

The Sterne Kessler team representing ASSIA included: Directors Richard M. Bemben, Jason A. Fitzsimmons, Ryan Richardson, and Michael D. Specht. The case is IPR2025-00087, Charter Communications, Inc. v. Adaptive Spectrum and Signal Alignment, Inc.