Building materials, namely, fly ash; Building materials, not of metal, namely, cementitious material for building purposes; Nonmetallic construction materials, namely, concrete, cement, asphalt, pitch, tar and bitumen; Components and additives (included in class 19) for the aforesaid goods, namely additives for cement, concrete; asphalt, pitch and bitumen; Sintered mixtures of fly ash

Building materials, namely, fly ash; Building materials, not of metal, namely, cementitious material for building purposes; Nonmetallic construction materials, namely, concrete, cement, asphalt, pitch, tar and bitumen; Components and additives (included in class 19) for the aforesaid goods, namely additives for cement, concrete; asphalt, pitch and bitumen; Sintered mixtures of fly ash