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  • Amperex Technology Limited v. Maxell, Ltd. et al IPR of '251 PTAB CAFC

    • IPR2021-01442
    • 1700
    • Judge: Elizabeth M. Roesel +3
    • Filed: 09/23/2021
    • Institution: 04/12/2022
    • Final Decision: 03/28/2023
    • Latest Docket Entry: 04/01/2025
    • PTAB
    • Administrative Judges
    • Elizabeth M. Roesel
    • Kristina M. Kalan
    • Wesley B. Derrick
1
Petitioner
2
Patent Owners
1
Challenged Patent

  • Amperex Technology Limited v. Maxell, Ltd. et al IPR of '251 PTAB CAFC

    • IPR2021-01442
    • 1700
    • Judge: Elizabeth M. Roesel +3
    • Filed: 09/23/2021
    • Institution: 04/12/2022
    • Final Decision: 03/28/2023
    • Latest Docket Entry: 04/01/2025
    • PTAB
    • Administrative Judges
    • Elizabeth M. Roesel
    • Kristina M. Kalan
    • Wesley B. Derrick
PTAB Petition | Rpx Insight
View Petition
Cause of Action
Inter Partes Review
Final Decision
All Claims Unpatentable
Administrative Judges
Elizabeth M. Roesel
Kristina M. Kalan
Wesley B. Derrick
  • Patent Information
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