• All sections
• C - Chemistry; metallurgy
• C04B - Lime; magnesia; slag; cements; compositions thereof, e.g. mortars, concrete or like building materials; artificial stone; ceramics; refractories; treatment of natural stone
• C04B 35/20 - Shaped ceramic products characterised by their composition; Ceramic compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxides based on silicates other than clay rich in magnesium oxide

Patent holdings for IPC class C04B 35/20

Total number of patents in this class: 92

10-year publication summary

Principal owners for this class