Patent 8571194
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 (1)
Group view →Specific litigation cases in our database that name US patent 8571194. The free-form analysis below may also discuss cases beyond this list.
- 2:17-cv-00348Texas Eastern District Court
Litigation summary
Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.
US patent 8571194 has been involved in multiple litigation cases, including District Court cases and Patent Trial and Appeal Board (PTAB) proceedings. The known litigation instances are as follows:
District Court Cases:
- Jurisdiction: Texas Eastern District Court
- Case Number: 2:17-cv-00348
- Source: Unified Patents Litigation Data
- Jurisdiction: Texas Eastern District Court
- Case Number: 2:15-cv-00578
- Source: Unified Patents Litigation Data
- Jurisdiction: Washington Western District Court
- Case Number: 2:17-cv-01307
- Source: Unified Patents Litigation Data
- Jurisdiction: Texas Eastern District Court
- Case Number: 2:17-cv-00353
- Source: Unified Patents Litigation Data
- Jurisdiction: Texas Eastern District Court
- Case Number: 6:16-cv-00380
- Source: Unified Patents Litigation Data
- Jurisdiction: Texas Eastern District Court
- Case Number: 6:16-cv-00324
- Source: Unified Patents Litigation Data
- Jurisdiction: Texas Eastern District Court
- Case Number: 6:16-cv-00225
- Source: Unified Patents Litigation Data
- Jurisdiction: Texas Eastern District Court
- Case Number: 2:14-cv-01040
- Source: Unified Patents Litigation Data
- Jurisdiction: Texas Eastern District Court
- Case Number: 2:17-cv-00352
- Source: Unified Patents Litigation Data
- Jurisdiction: Texas Eastern District Court
- Case Number: 2:16-cv-00566
- Source: Unified Patents Litigation Data
- Jurisdiction: Texas Eastern District Court
- Case Number: 2:16-cv-00567
- Source: Unified Patents Litigation Data
- Jurisdiction: Texas Eastern District Court
- Case Number: 2:16-cv-00568
- Source: Unified Patents Litigation Data
- Jurisdiction: Texas Eastern District Court
- Case Number: 2:16-cv-00576
- Source: Unified Patents Litigation Data
- Jurisdiction: Texas Eastern District Court
- Case Number: 2:16-cv-00577
- Source: Unified Patents Litigation Data
- Jurisdiction: Texas Eastern District Court
- Case Number: 2:17-cv-00228
- Source: Unified Patents Litigation Data
- Jurisdiction: Texas Eastern District Court
- Case Number: 6:16-cv-00224
- Source: Unified Patents Litigation Data
- Jurisdiction: Texas Eastern District Court
- Case Number: 6:16-cv-00223
- Source: Unified Patents Litigation Data
- Jurisdiction: Washington Western District Court
- Case Number: 2:17-cv-00527
- Source: Unified Patents Litigation Data
- Jurisdiction: Texas Eastern District Court
- Case Number: 2:17-cv-00354
- Source: Unified Patents Litigation Data
- Jurisdiction: Texas Eastern District Court
- Case Number: 2:17-cv-00355
- Source: Unified Patents Litigation Data
- Jurisdiction: Texas Eastern District Court
- Case Number: 6:15-cv-01168
- Source: Unified Patents Litigation Data
- Jurisdiction: Texas Eastern District Court
- Case Number: 6:15-cv-01169
- Source: Unified Patents Litigation Data
- Jurisdiction: Texas Eastern District Court
- Case Number: 6:15-cv-01175
- Source: Unified Patents Litigation Data
- Jurisdiction: Texas Eastern District Court
- Case Number: 6:16-cv-00099
- Source: Unified Patents Litigation Data
- Jurisdiction: Texas Eastern District Court
- Case Number: 6:16-cv-00100
- Source: Unified Patents Litigation Data
- Jurisdiction: Texas Eastern District Court
- Case Number: 6:16-cv-00101
- Source: Unified Patents Litigation Data
- Jurisdiction: Court of Appeals for the Federal Circuit
- Case Number: 18-2251
- Source: Unified Patents Litigation Data
- Jurisdiction: Court of Appeals for the Federal Circuit
- Case Number: 19-2137
- Source: Unified Patents Litigation Data
Patent Trial and Appeal Board (PTAB) Cases:
- Case Number: IPR2016-01756
- Status: Procedural Termination
- Case Number: IPR2017-01683
- Status: Final Written Decision
- Case Number: IPR2017-00597
- Status: Final Written Decision
- Case Number: IPR2017-01076
- Status: Settlement
The full patent text provided does not explicitly list the plaintiff(s), defendant(s), and filing dates for each individual District Court case, nor the petitioner for the PTAB cases, beyond noting "Unified Patents" as the source for the data. It does, however, identify Uniloc 2017 LLC as the current assignee of the patent. Therefore, Uniloc 2017 LLC (or its predecessors such as Linqware Inc. or Uniloc Luxembourg S.A.) would likely be the plaintiff in infringement suits. However, without direct access to the court dockets, the specific plaintiffs and defendants for each case cannot be definitively stated from the provided information.
Generated 5/29/2026, 8:55:04 PM