Celgard files patent infringement lawsuit against LG Chem over Li-ion separator technology
Green Car Congress
JANUARY 31, 2014
Celgard, LLC, a subsidiary of Polypore International, Inc., The complaint alleges that LG has infringed Celgard’s United States Patent Nº 6,432,586 issued for an invention entitled “Separator for a High Energy Rechargeable Lithium Battery.”. SRS uses nanoscale ceramic particles to prevent internal short circuits. Earlier post.).
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