Patent 7188180

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 (2)

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Specific litigation cases in our database that name US patent 7188180. 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.

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Known litigation involving US patent 7188180 includes numerous cases across District Courts, the Patent Trial and Appeal Board (PTAB), the U.S. Supreme Court, and the Court of Appeals for the Federal Circuit (CAFC). VirnetX Inc. is the current assignee of US patent 7188180, making them a likely plaintiff in infringement cases.

Below is a list of identified litigation, with available details:

  1. US District Court for the Eastern District of Texas

    • Case Number: 6:12-cv-00855
    • Jurisdiction: Texas Eastern District Court
    • Filing Date: Not explicitly provided in the available information.
    • Plaintiff(s): Not explicitly provided in the available information (likely VirnetX Inc.).
    • Defendant(s): Not explicitly provided in the available information.
    • Outcome/Current Status: Litigation is noted.

  2. PTAB Case IPR2014-00481

    • Case Number: IPR2014-00481
    • Jurisdiction: Patent Trial and Appeal Board (PTAB)
    • Filing Date: Implied to be 2014 from the case number.
    • Plaintiff(s)/Petitioner(s): Not explicitly provided in the available information.
    • Defendant(s)/Patent Owner(s): Not explicitly provided in the available information.
    • Outcome/Current Status: Final Written Decision.

  3. PTAB Case IPR2014-00482

    • Case Number: IPR2014-00482
    • Jurisdiction: Patent Trial and Appeal Board (PTAB)
    • Filing Date: Implied to be 2014 from the case number.
    • Plaintiff(s)/Petitioner(s): Not explicitly provided in the available information.
    • Defendant(s)/Patent Owner(s): Not explicitly provided in the available information.
    • Outcome/Current Status: Final Written Decision.

  4. PTAB Case IPR2014-01421

    • Case Number: IPR2014-01421
    • Jurisdiction: Patent Trial and Appeal Board (PTAB)
    • Filing Date: Implied to be 2014 from the case number.
    • Plaintiff(s)/Petitioner(s): Not explicitly provided in the available information.
    • Defendant(s)/Patent Owner(s): Not explicitly provided in the available information.
    • Outcome/Current Status: Settlement.

  5. PTAB Case IPR2014-01418

    • Case Number: IPR2014-01418
    • Jurisdiction: Patent Trial and Appeal Board (PTAB)
    • Filing Date: Implied to be 2014 from the case number.
    • Plaintiff(s)/Petitioner(s): Not explicitly provided in the available information.
    • Defendant(s)/Patent Owner(s): Not explicitly provided in the available information.
    • Outcome/Current Status: Settlement.

  6. PTAB Case IPR2014-00405

    • Case Number: IPR2014-00405
    • Jurisdiction: Patent Trial and Appeal Board (PTAB)
    • Filing Date: Implied to be 2014 from the case number.
    • Plaintiff(s)/Petitioner(s): Not explicitly provided in the available information.
    • Defendant(s)/Patent Owner(s): Not explicitly provided in the available information.
    • Outcome/Current Status: Not Instituted - Procedural.

  7. PTAB Case IPR2014-00401

    • Case Number: IPR2014-00401
    • Jurisdiction: Patent Trial and Appeal Board (PTAB)
    • Filing Date: Implied to be 2014 from the case number.
    • Plaintiff(s)/Petitioner(s): Not explicitly provided in the available information.
    • Defendant(s)/Patent Owner(s): Not explicitly provided in the available information.
    • Outcome/Current Status: Not Instituted - Procedural.

  8. US Supreme Court Case

    • Case Number: 19-832
    • Jurisdiction: U.S. Supreme Court
    • Filing Date: Not explicitly provided in the available information.
    • Plaintiff(s): Not explicitly provided in the available information.
    • Defendant(s): Not explicitly provided in the available information.
    • Outcome/Current Status: Litigation is noted.

  9. US District Court for the Eastern District of Texas

    • Case Number: 6:13-cv-00211
    • Jurisdiction: Texas Eastern District Court
    • Filing Date: Not explicitly provided in the available information.
    • Plaintiff(s): Not explicitly provided in the available information (likely VirnetX Inc.).
    • Defendant(s): Not explicitly provided in the available information.
    • Outcome/Current Status: Litigation is noted.

  10. US District Court for the Eastern District of Texas

    • Case Number: 6:13-cv-00351
    • Jurisdiction: Texas Eastern District Court
    • Filing Date: Not explicitly provided in the available information.
    • Plaintiff(s): Not explicitly provided in the available information (likely VirnetX Inc.).
    • Defendant(s): Not explicitly provided in the available information.
    • Outcome/Current Status: Litigation is noted.

  11. US District Court for the Eastern District of Texas

    • Case Number: 6:10-cv-00094
    • Jurisdiction: Texas Eastern District Court
    • Filing Date: Not explicitly provided in the available information.
    • Plaintiff(s): Not explicitly provided in the available information (likely VirnetX Inc.).
    • Defendant(s): Not explicitly provided in the available information.
    • Outcome/Current Status: Litigation is noted.

  12. US District Court for the Eastern District of Texas

    • Case Number: 6:10-cv-00417
    • Jurisdiction: Texas Eastern District Court
    • Filing Date: Not explicitly provided in the available information.
    • Plaintiff(s): Not explicitly provided in the available information (likely VirnetX Inc.).
    • Defendant(s): Not explicitly provided in the available information.
    • Outcome/Current Status: Litigation is noted.

  13. US Court of Appeals for the Federal Circuit

    • Case Number: 13-1489
    • Jurisdiction: Court of Appeals for the Federal Circuit
    • Filing Date: Not explicitly provided in the available information.
    • Plaintiff(s): Not explicitly provided in the available information.
    • Defendant(s): Not explicitly provided in the available information.
    • Outcome/Current Status: Litigation is noted.

  14. US District Court for the Eastern District of Texas

    • Case Number: 6:07-cv-00080
    • Jurisdiction: Texas Eastern District Court
    • Filing Date: Not explicitly provided in the available information.
    • Plaintiff(s): Not explicitly provided in the available information (likely VirnetX Inc.).
    • Defendant(s): Not explicitly provided in the available information.
    • Outcome/Current Status: Litigation is noted.

  15. First Worldwide Family Litigation

    • Case Number: Not explicitly provided in the available information.
    • Jurisdiction: Not explicitly provided in the available information.
    • Filing Date: Not explicitly provided in the available information.
    • Plaintiff(s): Not explicitly provided in the available information.
    • Defendant(s): Not explicitly provided in the available information.
    • Outcome/Current Status: Litigation is noted.

  16. US Court of Appeals for the Federal Circuit

    • Case Number: 14-1395
    • Jurisdiction: Court of Appeals for the Federal Circuit
    • Filing Date: Not explicitly provided in the available information.
    • Plaintiff(s): Not explicitly provided in the available information.
    • Defendant(s): Not explicitly provided in the available information.
    • Outcome/Current Status: Litigation is noted.

  17. US Court of Appeals for the Federal Circuit

    • Case Number: 22-2234
    • Jurisdiction: Court of Appeals for the Federal Circuit
    • Filing Date: Not explicitly provided in the available information.
    • Plaintiff(s): Not explicitly provided in the available information.
    • Defendant(s): Not explicitly provided in the available information.
    • Outcome/Current Status: Litigation is noted.

  18. US Court of Appeals for the Federal Circuit

    • Case Number: 18-1197
    • Jurisdiction: Court of Appeals for the Federal Circuit
    • Filing Date: Not explicitly provided in the available information.
    • Plaintiff(s): Not explicitly provided in the available information.
    • Defendant(s): Not explicitly provided in the available information.
    • Outcome/Current Status: Litigation is noted.

One search result also mentions "VirnetX Inc. v. Microsoft Corporation" in the U.S. District Court for the Eastern District of Texas, involving patents 6502135 and 7188180. It is plausible that this refers to one of the Texas Eastern District Court cases listed above, with VirnetX Inc. as the plaintiff and Microsoft Corporation as the defendant.

Generated 5/29/2026, 6:49:03 PM