• All sections
• E - Fixed constructions
• E04C - Structural elementsbuilding materials
• E04C 2/32 - Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure formed of corrugated or otherwise indented sheet-like materialBuilding elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure composed of such layers with or without layers of flat sheet-like material

Patent holdings for IPC class E04C 2/32

Total number of patents in this class: 317

10-year publication summary

Principal owners for this class