IC 005. US 006 018 044 046 051 052. G & S: All purpose disinfectants; germicides; preparations for killing weeds

IC 011. US 013 021 023 031 034. G & S: Water softening apparatus and installations; water filters, drinking water filters; water-filtering apparatus; water conduit installations, namely, pipes being parts of plumbing installations; water purifying installations; water purifying apparatus and machines, namely, water purifying units for potable water for domestic, commercial and industrial use; water sterilizers; water supply installations, namely, metered valves for regulating accessories for water supply; water distribution installations, namely, pipes being parts of plumbing installations; water intake apparatus, namely, sinks and drains; water filters as parts of household or industrial installations; disinfectant apparatus, namely, water purification tanks and septic tanks; purification installations for sewage; installations for water sterilization, namely, chemical sterilization units for water treatment; installations for water treatment, namely, chemical sterilization units for water treatment; filter installations for removal of chlorine from water and decalcification of water, water treatment equipment, namely, chemical sterilization units for disinfecting hot water/cold water, water treatment equipment, namely, chemical sterilization units for hot water circulation disinfection, water treatment equipment, namely, chemical sterilization units for treatment of ballast water; water treatment equipment, namely, chemical sterilization units for water sterilization