Skip to main content
  • Log in

Home

NPE Litigation Database
  • Search Cases by Code
  • Search Cases by Parties
  • Search Cases by Patent
  • Publications

9973930

Cases Involving this patent

Displaying 1 - 2 of 2
# Title Civil Action Venue Filing Date Asserter Categories Patent Asserter Alleged Infringer
1 Headwater Research LLC v. Charter Communications, Inc. et al 2:25-cv-00901 E.D.Tex. Aug 27, 2025
  • 5 Individual-inventor-started
Headwater Research LLC
  • Charter Communications Operating, LLC
  • Charter Communications, Inc.
  • Charter Communications, LLC
  • Spectrum Gulf Coast, LLC
  • Spectrum Management Holding Company, LLC
2 Headwater Research LLC v Cellco Partnership d/b/a Verizon Wireless et al 2:25-cv-00156 E.D.Tex. Feb 6, 2025
  • 5 Individual-inventor-started
Headwater Research LLC
  • AT&T Corp.
  • AT&T Mobility LLC
  • AT&T Services, Inc.
  • Cellco Partnership DBA Verizon Wireless
  • Sprint LLC
  • T-Mobile USA, Inc.
  • Verizon Communications, Inc.
  • Verizon Corporate Services Group Inc.

Register to get access to the website | Legal Notices | Accessibility