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Celgard, LLC (Celgard), a subsidiary of Polypore International, LP (Polypore), filed a Motion for a Temporary Restraining Order and Preliminary Injunction in U.S. District Court for the Northern District of California asking the Court to quickly grant such relief prohibiting the Defendants Shenzhen Senior Technology Material Co. Ltd., and Shenzhen Senior Technology Material Co. Ltd. […]
Celgard, LLC (Celgard), a subsidiary of Polypore International, LP (Polypore), filed a complaint in U.S. District Court for the Northern District of California against Shenzhen Senior Technology Material Co., Ltd. (Senior) and its U.S. Research Institute of Fremont, California, seller of various battery separators for lithium batteries. Specifically, Celgard is pursuing claims against Senior for […]
Celgard, LLC (Celgard), a subsidiary of Polypore International, LP, was successful in its patent litigation in California against Targray International of Canada (Targray) on infringement of Celgard's ceramic coated battery separator patent (U.S. Patent 6,432,586, now U.S. Patent RE47,520) and Celgard’s polypropylene separator patent (U.S. Patent 6,692,867). Celgard and Targray have settled all outstanding litigation […]
Celgard, LLC (Celgard), a subsidiary of Polypore International, LP, was successful in its litigations against MTI Corporation (MTI) in California and North Carolina on MTI’s infringement of Celgard’s technology, trademarks and dominant patent on ceramic coated battery separators. Celgard and MTI have settled all outstanding litigation between the two companies related to MTI’s infringements and […]
Celgard, LLC (“Celgard”), a subsidiary of Polypore International, LP, filed a complaint in U.S. District Court for the Northern District of California against Targray International of Canada (“Targray”), seller of various battery separators for lithium batteries. Specifically, Celgard is pursuing claims against Targray for selling infringing ceramic coated separators made by Shenzhen Senior Technology Material […]
Celgard, LLC (“Celgard”), a subsidiary of Polypore International, LP, filed a complaint in U.S. District Court for the Northern District of California against MTI Corporation (“MTI”), seller of ceramic coated separators for lithium batteries in Richmond, California, USA.