Asahi Kasei files patent infringement lawsuit against Shenzhen Xu Ran (旭冉) Electronic and Shenzhen Xu Ran (旭然) Electronic
Patent infringement relating to Separator for Lithium Ion Secondary Battery
Asahi Kasei Corp.
On August 13, 2018, Asahi Kasei Corporation (Head Office: Chiyoda-ku, Tokyo; President: Hideki Kobori; hereinafter “Asahi Kasei”) filed a patent infringement lawsuit in the Shenzhen Intermediate People’s Court against Shenzhen Xu Ran (旭冉) Electronic Co., Ltd. and Shenzhen Xu Ran (旭然) Electronic Co., Ltd. (hereinafter “Xu Ran Electronic and Others”), both sellers of separators for lithium ion secondary battery in Shenzhen, China, as joint defendants.
The lawsuit claims infringement of Asahi Kasei’s Chinese patent (Patent No.: ZL200680046997.8) relating to separator for lithium ion secondary battery and seeks injunction preventing Xu Ran Electronic and Others from the sale of “single-layer W-scope” battery separators in China, and compensation for damages.