Industry Sector
Lithium-ion batteries — US PTAB Patent Cases
2 decisions indexed
Page 1 of 1 · 2 total
patent
Zhuhai CosMX Battery Co., Ltd. v.Ningde Amperex Technology Ltd.
· IPR2025-00524
Zhuhai CosMX Battery seeks an IPR to invalidate 20 claims of CATL’s (Ningde Amperex) lithium‑ion battery electrode patent, alleging anticipation and obviousness over multiple prior‑art references.
patent
Zhuhai CosMX Battery Co., Ltd. v.Ningde Amperex Technology Ltd.
· IPR2025-00432
Zhuhai CosMX Battery seeks to invalidate Ningde Amperex’s 2023 lithium‑ion battery separator patent by alleging obviousness over multiple prior‑art references. The petition requests the PTAB to institute an IPR under Section 325(d).
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