Patent 8566868

Litigation summary

Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.

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No PTAB proceedings on file. This patent has not been challenged through Inter Partes Review, Post-Grant Review, or Covered Business Method review at the USPTO. The absence is itself a signal — well-asserted patents eventually attract IPRs.

Cases on file (5)

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Specific litigation cases in our database that name US patent 8566868. The free-form analysis below may also discuss cases beyond this list.

Litigation summary

Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.

✓ Generated

Based on searches of patent litigation databases, including Unified Patents and publicly available information, here is a list of known litigation involving US Patent 8,566,868:

1. ContentNexus LLC v. Nuvyyo, Inc.

  • Plaintiff(s): ContentNexus LLC
  • Defendant(s): Nuvyyo, Inc.
  • Jurisdiction: Eastern District of Texas
  • Case Number: 2:25-cv-00990
  • Filing Date: October 1, 2025 (mentioned in previous analysis, but Unified Patents lists cases in Texas Eastern District Court with case number 2:25-cv-00990 and 2:25-cv-00987 and 2:26-cv-00325, no specific filing dates are provided beyond the year for these specific cases in the provided data)
  • Outcome/Current Status: The status for this specific case is not explicitly stated as of today's date, but based on the previous analysis, Contentnexus LLC began filing litigation involving this patent in the Eastern District of Texas in October 2025.

2. ContentNexus LLC v. Zinwell Corporation

  • Plaintiff(s): ContentNexus LLC
  • Defendant(s): Zinwell Corporation
  • Jurisdiction: Eastern District of Texas
  • Case Number: 2:25-cv-00987
  • Filing Date: 2025 (specific date not provided, but the case number suggests 2025)
  • Outcome/Current Status: Dismissed February 2026 (based on previous analysis).

3. ContentNexus LLC v. Wipro

  • Plaintiff(s): ContentNexus LLC
  • Defendant(s): Wipro
  • Jurisdiction: Eastern District of Texas
  • Case Number: 2:26-cv-00325
  • Filing Date: April 2026 (based on previous analysis)
  • Outcome/Current Status: Active; filed April 2026 (based on previous analysis).

4. ContentNexus LLC v. Agora, Inc.

  • Plaintiff(s): ContentNexus LLC
  • Defendant(s): Agora, Inc.
  • Jurisdiction: Eastern District of Texas
  • Case Number: Specific case number not provided in the prompt.
  • Filing Date: Specific filing date not provided in the prompt.
  • Outcome/Current Status: The specific status for this case is not explicitly stated.

5. ContentNexus LLC v. Hallmark Media United States, LLC

  • Plaintiff(s): ContentNexus LLC
  • Defendant(s): Hallmark Media United States, LLC
  • Jurisdiction: Eastern District of Texas
  • Case Number: Specific case number not provided in the prompt.
  • Filing Date: May 2026 (based on previous analysis)
  • Outcome/Current Status: Active; filed May 2026 (based on previous analysis).

It's important to note that the provided information from Unified Patents indicates "US case filed in Texas Eastern District Court" for the specified patent numbers, but detailed filing dates and exact outcomes are not always immediately available without direct PACER access (which typically incurs fees). The Unified Patents portal provides a search function for litigation cases, but the snippets provided do not give a comprehensive list for US8566868 specifically, beyond the existence of cases in the Eastern District of Texas.

Generated 6/1/2026, 12:45:51 PM