U.S. federal trademark · Serial No. 78075948 · Reg. No. 2666563
Clear glass substrate disk, 5mm in diameter, featuring an immobilized oxygen-sensitive coating, and placed inside or imbedded into packaging materials to determine oxygen levels inside containers in a non-invasive manner and used in food, beverage, pharmaceutical and other industries where oxygen measurement is needed
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.