Special arrangements or devices in connection with roof coverings; Roof drainage (ventilation tiles E04D1/30; ventilation slabs E04D3/40; internal channels E04F17/00)

Child Classifications

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• E04D 13/002 CPC only CPC only
• E04D 13/004 CPC only CPC only
• E04D 13/006 CPC only CPC only
• E04D 13/008 CPC only CPC only
• E04D 13/02 Roof-covering aspects of dormer windows (E04D13/14 takes precedence; structures therefor E04B7/18) IPC+CPC Available in IPC and CPC
• E04D 13/03 Sky-lights; Domes; Ventilating sky-lights (E04D13/14 takes precedence; structures therefor, E04B7/18; ) +6 CPC IPC+CPC Available in IPC and CPC
• E04D 13/04 Roof drainage; Drainage fittings in flat roofs, (gutter tiles E04D1/30; gutter slabs E04D3/40; street gullies E03F5/04) +1 CPC IPC+CPC Available in IPC and CPC
• E04D 13/10 Snow traps +2 CPC IPC+CPC Available in IPC and CPC
• E04D 13/12 Devices or arrangements allowing walking on the roof or in the gutter IPC+CPC Available in IPC and CPC
• E04D 13/14 Junctions of roof sheathings to chimneys or other parts extending above the roof +2 CPC IPC+CPC Available in IPC and CPC
• E04D 13/15 Trimming strips; Edge strips; Fascias; +1 CPC IPC+CPC Available in IPC and CPC
• E04D 13/16 Insulating devices or arrangements in so far as the roof covering is concerned, +2 CPC IPC+CPC Available in IPC and CPC
• E04D 13/17 Ventilation of roof coverings not otherwise provided for (ventilation of rooms or spaces F24F) since 1995 +3 CPC IPC+CPC Available in IPC and CPC
• E04D 13/18 Roof covering aspects of energy collecting devices, e.g. including solar panels since 1985 IPC only IPC only