January 2nd, 2020
The First Amended Complaint alleges Defendants infringe Celgard’s United States Reissued Patent RE47,520 (the ’520 patent), formerly United States Patent 6,432,586 (the ’586 patent), on ceramic coated separators, and Celgard’s United States Patent No. 6,692,867 (the ’867 patent), on polypropylene separators, and unlawfully misappropriated and are misusing Celgard’s trade secrets and confidential information, as well as several other violations of the law and breaches.
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