If you need to know about batteries; you’ve come to the right place
Chinese flag点击这里访问我们的中文网站Chinese flag

Targray International

Celgard successfully sues firm over lithium-ion separator trade secrets

Fri, 09/20/2019 - 11:38 -- Paul Crompton

US battery separator firm Celgard, a subsidiary of Polypore International, has successfully sued Canadian company Targray International on infringement of two patents on its lithium-ion separator portfolio.

The case— heard in California, US— involved Celgard’s ceramic coated battery separator patent (US Patent 6,432,586, now U.S. Patent RE47,520) and Celgard’s polypropylene separator patent (U.S. Patent 6,692,867).

Sign-up to our FREE weekly industry newsletter, to get the weeks news delivered to your inbox every Monday.
Subscribe to Targray International