Patent 8374358
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 8374358. The free-form analysis below may also discuss cases beyond this list.
- Cerence Operating Company v. Amazon.com, Inc. et al.filed May 4, 20262:2026cv00373U.S. District Court for the Eastern District of TexasRecently filed
Defendants: Amazon.com, Inc., Amazon.com Services LLC, and Amazon Web Services, Inc.
Litigation summary
Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.
Known Litigation for US Patent 8,374,358
As of May 9, 2026, research has identified one litigation case involving US Patent 8,374,358.
Case 1: Cerence Operating Company v. Amazon.com, Inc. et al.
- Plaintiff(s): Cerence Operating Company
- Defendant(s): Amazon.com, Inc., Amazon.com Services LLC, and Amazon Web Services, Inc.
- Jurisdiction: U.S. District Court for the Eastern District of Texas
- Case Number: 2:2026cv00373
- Filing Date: May 4, 2026
- Status: The complaint was recently filed. In the complaint, Cerence Operating Company alleges patent infringement and has included US Patent 8,374,358 as one of seven patents in the suit. A claim chart specifically for US Patent 8,374,358 was attached as an exhibit to the initial complaint.
Generated 5/9/2026, 12:45:47 AM