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Zhuhai Cosmx Battery competitive analysis

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Latest oppositions filed by Zhuhai Cosmx Battery

Explore patent oppositions filed by Zhuhai Cosmx Battery against competitors, revealing strategic technology disputes and market positioning.

Last updated on: Nov 6, 2025
Patent NumberTitleApplicantOpposition Date

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EP3907801
Electrolyte And Electrochemical DeviceNINGDE AMPEREX TECHNOLOGYAug 13, 2025

Latest PTAB cases involving Zhuhai Cosmx Battery

Discover the latest PTAB cases involving Zhuhai Cosmx Battery, highlighting their recent legal challenges and patent disputes.

Last updated on: Nov 9, 2025
Proceeding NumberFiling DatePetitionerRespondentStatus

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IPR2025-00524Apr 2, 2025ZHUHAI COSMX BATTERYNINGDE AMPEREX TECHNOLOGYTrial Instituted
IPR2025-00722Apr 1, 2025ZHUHAI COSMX BATTERYNINGDE AMPEREX TECHNOLOGYDiscretionary Denial
IPR2025-00431Jan 28, 2025ZHUHAI COSMX BATTERYNINGDE AMPEREX TECHNOLOGYTrial Instituted
IPR2025-00385Jan 16, 2025ZHUHAI COSMX BATTERYNINGDE AMPEREX TECHNOLOGYInstitution Denied
IPR2025-00389Jan 15, 2025ZHUHAI COSMX BATTERYNINGDE AMPEREX TECHNOLOGYTrial Instituted
IPR2025-00432Jan 10, 2025ZHUHAI COSMX BATTERYNINGDE AMPEREX TECHNOLOGYTrial Instituted
IPR2025-00405Jan 3, 2025ZHUHAI COSMX BATTERYNINGDE AMPEREX TECHNOLOGYInstitution Denied
IPR2023-00585Mar 31, 2023ZHUHAI COSMX BATTERYNINGDE AMPEREX TECHNOLOGYInstitution Denied
IPR2023-00587Feb 24, 2023ZHUHAI COSMX BATTERYNINGDE AMPEREX TECHNOLOGYInstitution Denied
IPR2023-00586Feb 23, 2023ZHUHAI COSMX BATTERYNINGDE AMPEREX TECHNOLOGYInstitution Denied

Peer Comparison New

IP litigation analysis comparing Zhuhai Cosmx Battery with top 3 competitors. Includes complete PTAB case data and opposition data from 2018 onwards.

Last updated on: Nov 6, 2025
CompanyOppositions FiledOppositions FacedPTAB Cases FiledPTAB Cases Faced
ZHUHAI COSMX BATTERY1 - 14 -
MAXELL - 1 - 106
NINGDE AMPEREX TECHNOLOGY - 1 - 10