Packaging containers of plastic; plastic caps; closures for bottles and containers of plastic; taps of plastic for packaging containers; container closures not of metal incorporating fluid measuring and pouring functions; non-metallic caps and closures for bottles and for containers, caps and stoppers, not of glass, metal or rubber, for packaging containers; plugs [stoppers]not of metal; non-metal valves for containers; valves, not of metal, namely, taps for controlling the flow of liquid out of drums and barrels; containers, not of metal [storage, transport]; taps of plastic for packaging containers having sealing functions; plastic valves for removing, filling and dispensing fluids, foodstuffs, powders and non-foodstuffs from flexible packaging and packaging containers of plastic; closures, not of metal, for drums, barrels and packaging containers of plastic having dispensing and pouring functions for fluids, foodstuffs, powders and non-foodstuffs; taps, not of metal, for containers; container closures having pouring function, not of metal; corks for containers; container closures having pouring function, not of metal; container closures having pouring function of plastic or synthetic materials; child resistant security closures (non-metallic -) for containers; closures having pouring function, of plastic or synthetic materials, for bottles and containers; plastic stoppers for bottles; screw tops, not of metal, for bottles; slide closures (non-metallic -) for containers; screw caps, not of metal; bottle caps, not of metal; sealing caps, not of metal; closures having dispensing and pouring function, not of metal, and valves, not of metal, for bottles and containers for liquids; container closures having dispensing and pouring functions, not of metal