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Explore patent oppositions filed by Heinemann against competitors, revealing strategic technology disputes and market positioning. Monitor opposition details, timelines, and disputed innovations to understand competitive dynamics and IP enforcement strategy.

Patent NumberTitleApplicantOpposition Date

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EP2710652Single-Layer Lithium Ion Battery SeparatorDREAMWEAVERJul 17, 2018
EP2640476Fire Barrier Layer And Fire Barrier Film LaminateLAMARTJul 4, 2018
EP2923395Methods Of Making Single-Layer Lithium Ion Battery Separators Having Nanofiber And Microfiber ComponentsDREAMWEAVERMay 28, 2018