Litigation
Siemens Mobility, Inc. et al. v. Metrom Rail, LLC
Final Written Decision - appealedIPR2023-00470
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- Filed
- 2023-01-13
- Terminated
- 2024-06-18
Patents at issue (1)
Defender signal. Patent 8812227 has had claims invalidated at PTAB. Those final written decisions are public record and a ready-made § 102 / § 103 ground in district court. See IPR estoppel for what carries over.
Plaintiffs (5)
Defendants (1)
Summary
Inter partes review petition filed by Siemens Mobility, Ground Transportation Systems USA, Humatics, and Piper Networks against Metrom Rail's '227 patent. The Board's June 18, 2024 Final Written Decision held claims 1-28 of the '227 patent unpatentable as obvious; the decision was appealed.
Case overview & background
Plain-language overview of the case: parties, accused product, patents at issue, and why the suit matters.
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Plaintiff representatives
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Defendant representatives
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