Document 85aonkvEM4av8b4dgRRnEpz8Z

NEG. NO. Y-22 TRADEMARK FILE INFORMATION Trademark: Trademark Owner: Last Assignee: Date of First Use in Commerce: Registration No.: Date Trademark Registered: K-N Kaiser Aluminum & Chemical Corp. National Refractories & Minerals Corporation March 13, 1928 1,206,192 August 24, 1982