U.S. federal trademark · Serial No. 75299962
circular piece of elastic, flexible sheet material, inserted in a tubular formed roll in the opening of a bottle or container and held in place by its own elasticity or flexibility, which enables drip-free pouring of a liquid as a pouring spout with a sharp edge and prevents drops from seeping down from the opening of the bottle or container when pouring stops
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.