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CPC
COOPERATIVE PATENT CLASSIFICATION
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E04D
ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS (coverings of outer walls by plaster or other porous material E04F 13/00)
NOTE
-
In this subclass, the following expression is used with the meaning indicated:
- "roof coverings" includes any similar kind of watertight covering against rain, snow, hail, or the like, for other parts of buildings

WARNING
-
The following IPC groups are not used in the CPC scheme. Subject matter covered by these groups is classified in the following CPC groups:
E04D3/3645 covered by E04D 3/363
E04D3/367 " " E04D 3/364
E04D13/18 " " F24J 2/00, H01L 31/048B

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E04D 1/00
Roof covering by making use of tiles, slates, shingles, or other small roofing elements (roofing supports
{
and underlayers
}
 E04D 12/00)
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E04D 1/02
.
Grooved or vaulted roofing elements (E04D 1/28, E04D 1/30 take precedence)
E04D 1/025
. .
{
Diamond shaped and installed in diagonal lines
}
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E04D 1/04
. .
of ceramics, glass or concrete, with or without reinforcement
E04D 1/045
. . .
{
Vaulted roofing elements laid alternately side-up and side-down
}
E04D 1/06
. .
of metal
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E04D 1/08
. .
of plastics;
{
of asphalt;
}
 of fibrous materials
{
or wood
}
E04D 1/085
. . .
{
of wood
}
E04D 1/10
. .
of specified materials
{
not covered by any one of groups E04D 1/04 to E04D 1/085
}
, or of combinations of materials,
{
where at least one is
}
 not covered by any one of groups E04D 1/04 to E04D 1/085
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E04D 1/12
.
Roofing elements shaped as plain tiles or shingles, i.e. with flat outer surface (E04D 1/28, E04D 1/30 take precedence)
E04D 1/125
. .
{
Diamond shaped and installed in diagonal lines
}
E04D 1/14
. .
of slate material, with or without fastening means
E04D 1/16
. .
of ceramics, glass or concrete, with or without reinforcement
E04D 1/18
. .
of metal
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E04D 1/20
. .
of plastics;
{
of asphalt;
}
 of fibrous materials, or wood
E04D 1/205
. . .
{
of wood
}
E04D 1/22
. .
of specified materials
{
not covered by any one of groups E04D 1/14 to E04D 1/205
}
, or of combinations of materials,
{
where at least one is
}
 not covered by any one of groups E04D 1/14 to E04D 1/205
E04D 1/24
.
Roofing elements with cavities, e.g. hollow tiles (E04D 1/28 takes precedence)
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E04D 1/26
.
Strip-shaped roofing elements appearing as a row of shingles
E04D 1/265
. .
{
the roofing elements being rigid, e.g. made of metal, wood or concrete
}
E04D 1/28
.
Roofing elements comprising two or more layers, e.g. for insulation
E04D 1/30
.
Special roof-covering elements, e.g. ridge tiles, gutter tiles, gable tiles, ventilation tiles (E04D 3/40,
{
E04D 13/03, E04D 13/14
}
 take precedence)
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E04D 1/34
.
Fastenings for attaching roof-covering elements to the supporting elements
E04D 1/3402
. .
{
for ridge or roofhip tiles
}
E04D 1/3405
. .
{
for eaves -, valley - or verge tiles
}
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E04D 1/36
.
Devices for sealing the spaces or joints between roof-covering elements (sealing joints not restricted to roof-covering elements E04B 1/68;
{
channels at the intersection of roof surfaces E04D 13/0445
}
)
E04D 1/365
. .
{
Sealing strips between lateral sides of roof-covering elements
}
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E04D 3/00
Roof covering by making use of flat or curved slabs or stiff sheets (E04D 1/00 takes precedence; built-up roofs E04D 11/02)
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E04D 3/02
.
of plane slabs, slates, or sheets, or in which the cross-section is unimportant (E04D 3/35 takes precedence)
E04D 3/04
. .
of concrete or ceramics (of asbestos cement E04D 3/18)
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E04D 3/06
. .
of glass or other translucent material; Fixing means therefor (fixing glass panes by means applicable to windows E06B 3/54)
E04D 3/08
. . .
with metal glazing bars
E04D 3/14
. . .
with glazing bars of other material, e.g. of glass
E04D 3/16
. .
of metal
E04D 3/18
. .
of specified materials, or of combinations of materials, not covered by any of groups E04D 3/04, E04D 3/06 or E04D 3/16
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E04D 3/24
.
with special cross-section, e.g. with corrugations on both sides, with ribs, flanges, or the like (E04D 3/35 takes precedence)
E04D 3/26
. .
of concrete or ceramics
E04D 3/28
. .
of glass
{
or other translucent material
}
E04D 3/30
. .
of metal
E04D 3/32
. .
of plastics, fibrous materials, or asbestos cement
E04D 3/34
. .
of specified materials, or of combinations of materials, not covered by any one of groups E04D 3/26 to E04D 3/32
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E04D 3/35
.
Roofing slabs or stiff sheets comprising two or more layers, e.g. for insulation
{
(self-supporting roofing slabs laminated with layers of insulating material E04B 7/22; insulating devices or arrangements in the roof covering E04D 13/16; connecting, fastening of double roof covering E04D 3/3608)
}
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E04D 3/351
. .
{
at least one of the layers being composed of insulating material, e.g. fibre or foam material
}
E04D 3/352
. . .
{
at least one insulating layer being located between non-insulating layers, e.g. double skin slabs or sheets
}
E04D 3/354
. . .
{
more than one of the layers being composed of insulating material
}
E04D 3/355
. . .
{
the insulating layers of adjacent slabs having cooperating edges
}
E04D 3/357
. .
{
comprising hollow cavities
}
E04D 3/358
. .
{
with at least one of the layers being offset with respect to another layer
}
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E04D 3/36
.
Connecting; Fastening
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E04D 3/3601
. .
{
of roof covering supported by the roof structure with interposition of a insulating layer (E04D 3/3607, E04D 3/3608, E04D 3/361 to E04D 3/369 take precedence)
}
E04D 3/3602
. . .
{
The fastening means comprising elongated profiles installed in or on the insulation layer
}
E04D 3/3603
. . .
{
the fastening means being screws or nails
}
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E04D 3/3605
. .
{
of roof covering supported directly by the roof structure (E04D 3/3607, E04D 3/3608, E04D 3/361 to E04D 3/369 take precedence)
}
E04D 3/3606
. . .
{
the fastening means being screws or nails
}
E04D 3/3607
. .
{
the fastening means comprising spacer means adapted to the shape of the profiled roof covering
}
E04D 3/3608
. .
{
for double roof covering or overroofing
}
NOTE
-
In groups E04D 3/361 to E04D 3/368, additional small fastening elements, e.g. nails, screws, are not to be considered to be separate connecting elements.

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E04D 3/361
. .
by specially-profiled marginal portions of the slabs or sheets
E04D 3/362
. . .
by locking the edge of one slab or sheet within theprofiled marginal portion of the adjacent slab or sheet, e.g. using separate connecting elements
E04D 3/363
. . .
with snap action (E04D 3/366 takes precedence)
E04D 3/364
. . .
by folding of the edges
E04D 3/365
. .
by simple overlapping of the marginal portions with use of separate connecting elements, e.g. hooks or bolts for corrugated sheets
E04D 3/366
. .
by closing the space between the slabs or sheets by gutters, bulges, or bridging elements, e.g. strips
E04D 3/368
. .
by forcing together the marginal portions of adjacent slabs or sheets
E04D 3/369
. .
by welding of the marginal portions of adjacent slabs or sheets
{
also by soldering, glueing
}
E04D 3/38
.
Devices for sealing spaces or joints between roof-covering elements (E04D 3/36 takes precedence; sealing joints not restricted to roof-covering elements E04B 1/68)
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E04D 3/40
.
Slabs or sheets locally modified for auxiliary purposes, e.g. for resting on walls, for serving as guttering; Elements for particular purposes, e.g. ridge elements, specially designed for use in conjunction with slabs or sheets (
{
E04D 13/15 and E04D 13/174 take precedence; ridge sealing E04D 1/36; solar collectors F24J 2/00; photovoltaic devices H01L 31/00
}
)
E04D 3/405
. .
{
Wall copings
}
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E04D 5/00
Roof covering by making use of flexible material, e.g. supplied in roll form (using stiff sheets E04D 3/00; gravelling of flat roofs E04D 7/00;
{
granulated roof covering E04D 7/005
}
; built-up roofs E04D 11/02)
NOTE
-
Group E04D 5/12 takes precedence over groups E04D 5/02 to E04D 5/10

E04D 5/02
.
of materials impregnated with sealing substances, e.g. roofing felt
E04D 5/04
.
by making use of metal foils
E04D 5/06
.
by making use of plastics
E04D 5/08
.
by making use of other materials
E04D 5/10
.
by making use of compounded or laminated materials, e.g. metal foils or plastic films coated with bitumen
E04D 5/12
.
specially modified, e.g. perforated, with granulated surface, with attached pads
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E04D 5/14
.
Fastening means therefor
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E04D 5/141
. .
{
characterised by the location of the fastening means
}
E04D 5/142
. . .
{
along the edge of the flexible material
}
E04D 5/143
. . .
{
in the field of the flexible material
}
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E04D 5/144
. .
{
Mechanical fastening means
}
E04D 5/145
. . .
{
Discrete fastening means, e.g. discs or clips
}
E04D 5/146
. . .
{
Linear fastening means, e.g. strips
}
E04D 5/147
. . .
{
not perforating the flexible material
}
E04D 5/148
. .
{
fastening by gluing
}
E04D 5/149
. .
{
fastening by welding
}
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E04D 7/00
Roof covering
{
exclusively consisting of
}
 sealing masses applied in situ; Gravelling of flat roofs
E04D 7/005
.
{
characterised by loose or embedded gravel or granules as an outer protection of the roof covering
}
E04D 9/00
Roof covering by using straw, thatch, or like materials (impregnation against incendiary damage B27K)
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E04D 11/00
Roof covering, as far as not restricted to features covered by only one of groups E04D 1/00 to E04D 9/00; Roof covering in ways not provided for by groups E04D 1/00 to E04D 9/00,
{
e.g. built-up roofs, elevated load-supporting roof coverings
}
E04D 11/002
.
{
consisting of two or more layers, at least one of the layers permitting turfing of the roof
}
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E04D 11/005
.
{
Supports for elevated load-supporting roof coverings [M1207
}
E04D 11/007
. .
{
Height-adjustable spacers
}
E04D 11/02
.
Build-up roofs, i.e. consisting of two or more layers bonded together in situ, at least one of the layers being of watertight composition (gravelling of flat roofs E04D 7/00; venting or ventilation E04D 13/17)
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E04D 12/00
Non-structural supports for roofing materials, e.g. battens, boards (E04D 11/02
{
and E04D 13/16
}
 take precedence;
{
self-supporting slabs with non-structural supports for roofing materials E04B 7/205
}
)
E04D 12/002
.
{
Sheets of flexible material, e.g. roofing tile underlay
}
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E04D 12/004
.
{
Battens
}
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E04D 12/006
. .
{
Batten-supporting means
}
E04D 12/008
. . .
{
Ridge-batten brackets
}
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E04D 13/00
Special arrangements or devices in connection with roof coverings;
{
Protection against birds
}
; Roof drainage;
{
Sky-lights
}
(ventilation tiles E04D 1/30; ventilation slabs E04D 3/40; internal channels E04F 17/00; elements therefor, see the relevant groups)
E04D 13/002
.
{
Provisions for preventing vegetational growth, e.g. fungi, algae or moss
}
E04D 13/004
.
{
Protection against birds, mice or the like (scaring devices for birds in general A01M 29/00)
}
E04D 13/006
.
{
Provisions for detecting water leakage
}
E04D 13/008
.
{
Provisions for reducing rain noise
}
E04D 13/02
.
Roof-covering aspects of dormer windows (E04D 13/14 takes precedence; structures therefor E04B 7/18)
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E04D 13/03
.
Sky-lights; Domes; Ventilating sky-lights (E04D 13/14 takes precedence; structures therefor,
{
e.g. dormer windows
}
 E04B 7/18;
{
saw-tooth roofs with light-transmission E04B 7/12
}
)
Collapse
E04D 13/0305
. .
{
Supports or connecting means for sky-lights of flat or domed shape
}
E04D 13/031
. . .
{
characterised by a frame for connection to an inclined roof
}
E04D 13/0315
. . .
{
characterised by a curb frame
}
E04D 13/032
. .
{
Supports or connecting means for sky-lights of vaulted shape
}
E04D 13/0325
. .
{
provided with ventilating means (roof ventilationF24F 7/02)
}
E04D 13/033
. .
{
provided with means for controlling the light-transmission or the heat-reflection, (e.g. shields, reflectors, cleaning devices)
}
E04D 13/0335
. .
{
Skylight guards, security devices protecting skylights or preventing objects or persons from falling through skylight openings
}
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E04D 13/035
. .
characterised by having movable parts
{
(preventing the spread of fire A62C 3/00; roof structures with movable roof parts E04B 7/16; operating mechanisms for sky-lights E05F 11/00; automatically acting closers E05F 17/00)
}
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E04D 13/0351
. . .
{
the parts pivoting about a fixed axis
}
E04D 13/0352
. . . .
{
the parts being of domed or pyramidal shape
}
E04D 13/0354
. . . .
{
the parts being flat
}
E04D 13/0355
. . . .
{
The parts being of vaulted shape
}
E04D 13/0357
. . .
{
the parts pivoting about an axis supported on a hinged frame or arms
}
E04D 13/0358
. . .
{
the parts moving, in their own plane, e.g. rolling or sliding, or moving in parallel planes with or without an additional movement, e.g. both pivoting and rolling or sliding
}
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E04D 13/04
.
Roof drainage; Drainage fittings in flat roofs,
{
balconies or the like
}
(gutter tiles E04D 1/30; gutter slabs E04D 3/40;
{
vessels for collecting rainwater E03B 3/03;
}
 street gullies E03F 5/04)
Collapse
E04D 13/0404
. .
{
Drainage on the roof surface
}
Collapse
E04D 13/0409
. . .
{
Drainage outlets, e.g. gullies
}
E04D 13/0431
. . . .
{
with horizontal evacuation over the border of the roof
}
E04D 13/0445
. . .
{
Drainage channels
}
E04D 13/0459
. . .
{
Drainage borders, e.g. dripping edges, gravel stops or dispersers
}
E04D 13/0477
. . .
{
Underroof drainage layers (layers permitting turfing of the roof E04D 11/002)
}
E04D 13/0481
. . .
{
Drainage guiding provisions, e.g. deflectors or stimulation by inclined surfaces
}
Collapse
E04D 13/064
. .
Gutters
{
drainage channels on the roof surface E04D 13/0445; gutters for greenhouses A01G 9/1476
}
E04D 13/0641
. . .
{
Gutter ends
}
E04D 13/0643
. . .
{
Gutter corners
}
E04D 13/0645
. . .
{
Connections between gutter and down pipe
}
E04D 13/0646
. . .
{
made of concrete or stone-like material
}
E04D 13/0648
. . .
{
comprising provisions for heat insulation, e.g. an insulation layer
}
Collapse
E04D 13/068
. . .
Means for fastening gutter parts together
E04D 13/0685
. . . .
{
in combination with hanging means
}
Collapse
E04D 13/072
. . .
Hanging means (in combination with means for fastening gutter parts together
{
E04D 13/0685
}
)
E04D 13/0722
. . . .
{
extending mainly under the gutter
}
E04D 13/0725
. . . .
{
situated above or inside the gutter
}
E04D 13/0727
. . . .
{
situated mainly at the rear side of the gutter
}
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E04D 13/076
. .
Devices or arrangements for removing snow, ice or debris from gutters or for preventing accumulation thereof
E04D 13/0762
. . .
{
De-icing devices or snow melters
}
E04D 13/0765
. . .
{
Cleaning tools
}
E04D 13/0767
. . .
{
Strainers at connection between gutter and down pipe
}
E04D 13/08
. .
Down pipes; Special clamping means therefor (clamping pipes in general F16B, F16L)
Collapse
E04D 13/10
.
Snow traps;
{
Removing snow from roofs; Snow melters
}
E04D 13/103
. .
{
De-icing devices or snow melters (for drainage outlets E04D 13/0409, for gutters E04D 13/0762, for down pipes E04D 13/08)
}
E04D 13/106
. .
{
Snow removing devices (for gutters E04D 13/076)
}
E04D 13/12
.
Devices or arrangements allowing walking on the roof or in the gutter
Collapse
E04D 13/14
.
Junctions of roof sheathings to chimneys or other parts extending above the roof
Collapse
E04D 13/1407
. .
{
for flat roofs
}
E04D 13/1415
. . .
{
Junctions to walls extending above the perimeter of the roof (trimming strips, edge strips or fascias retaining the roof sheathing E04D 13/155)
}
E04D 13/143
. .
with ventilating means
{
in junctions of roof sheathings to parts extending above the roof
}
Collapse
E04D 13/147
. .
specially adapted for inclined roofs
{
trays for cavity walls E04B 1/70
}
E04D 13/1471
. . .
{
using a hinge mechanism for adaptation to the inclined roof
}
Collapse
E04D 13/1473
. . .
{
specially adapted to the cross-section of the parts extending above the roof
}
E04D 13/1475
. . . .
{
wherein the parts extending above the roof have a generally rectangular cross-section
}
E04D 13/1476
. . . .
{
wherein the parts extending above the roof have a generally circular cross-section
}
E04D 13/1478
. . .
{
Junctions to walls extending above the roof
}
Collapse
E04D 13/15
.
Trimming strips; Edge strips; Fascias;
{
Expansion joints for roofs (wall copings E04D 3/405; drainage borders E04D 13/0459; joints in general E04B 1/68)
}
E04D 13/151
. .
{
Expansion joints for roofs
}
E04D 13/152
. .
with ventilating means
{
in soffits or fascias; (on the eaves of the roof E04D 13/178)
}
E04D 13/155
. .
retaining the roof sheathing
Collapse
E04D 13/158
. .
covering the overhang at the eave side, e.g. soffits, or the verge of saddle roofs
E04D 13/1585
. . .
{
covering the verge of saddle roofs (gable tiles E04D 1/30)
}
Collapse
E04D 13/16
.
Insulating devices or arrangements in so far as the roof covering is concerned,
{
e.g. characterised by the material or composition of the roof insulating material or its integration in the roof structure
}
Collapse
E04D 13/1606
. .
{
Insulation of the roof covering characterised by its integration in the roof structure (self-supporting insulating slabs E04B 7/22, E04B 7/225 )
}
Collapse
E04D 13/1612
. . .
{
the roof structure comprising a supporting framework of roof purlins or rafters
}
E04D 13/1618
. . . .
{
with means for fixing the insulating material between the roof covering and the upper surface of the roof purlins or rafters
}
Collapse
E04D 13/1625
. . . .
{
with means for supporting the insulating material between the purlins or rafters (insulating layers disposed between two longitudinal supporting elements E04B 1/7654)
}
E04D 13/1631
. . . . .
{
the means deriving from the nature or the shape of the insulating material itself
}
E04D 13/1637
. . . .
{
the roof purlins or rafters being mainly insulated from the interior, e.g. the insulating material being fixed under or suspended from the supporting framework
}
Collapse
E04D 13/1643
. . .
{
the roof structure being formed by load bearing corrugated sheets, e.g. profiled sheet metal roofs
}
E04D 13/165
. . . .
{
Double skin roofs
}
E04D 13/1656
. . . .
{
Closure strips or elements filling the spaces between the corrugated sheets and a supporting wall
}
E04D 13/1662
. . .
{
Inverted roofs or exteriorly insulated roofs
}
Collapse
E04D 13/1668
. . .
{
the insulating material being masses or granules applied in situ
}
E04D 13/1675
. . . .
{
on saddle-roofs or inclined roof surfaces
}
E04D 13/1681
. . .
{
Insulating of pre-existing roofs with or without ventilating arrangements
}
Collapse
E04D 13/1687
. .
{
the insulating material having provisions for roof drainage
}
E04D 13/1693
. . .
{
the upper surface of the insulating material forming an inclined surface
}
Collapse
E04D 13/17
.
Ventilation of roof coverings not otherwise provided for (ventilation of rooms or spaces F24F)
E04D 13/172
. .
{
Roof insulating material with provisions for or being arranged for permitting ventilation of the roof covering
}
Collapse
E04D 13/174
. .
{
on the ridge of the roof
}
E04D 13/176
. . .
{
formed by flexible material suitable to be rolled up
}
E04D 13/178
. .
{
on the eaves of the roof
}
Collapse
E04D 15/00
Apparatus or tools for roof working
E04D 15/003
.
{
for removing roof material (for floor coverings E04G 23/006)
}
E04D 15/006
.
{
for cleaning the roof (for cleaning gutters E04D 13/0765; for removing snow from roofs E04D 13/106)
}
Collapse
E04D 15/02
.
for roof coverings comprising tiles, shingles, or like roofing elements
{
(E04D 15/003 takes precedence)
}
E04D 15/025
. .
{
Templates, gauges or spacers for installing roof tiles or roof laths (templates for rafters E04G 21/1891)
}
E04D 15/04
.
for roof coverings comprising slabs, sheets or flexible material
E04D 15/06
.
for handling roofing or sealing material in roll form
E04D 15/07
.
for handling roofing or sealing material in bulk form
Collapse
E04D 2001/00
Roof covering by making use of tiles, slates, shingles, or other small roofing elements (roofing supports
{
and underlayers
}
 E04D 12/00)
E04D 2001/005
.
the roofing elements having a granulated surface
Collapse
E04D 2001/30
.
Special roof-covering elements, e.g. ridge tiles, gutter tiles, gable tiles, ventilation tiles (E04D 3/40,
{
E04D 13/03, E04D 13/14
}
 take precedence)
Collapse
E04D 2001/301
. .
at roof edges, e.g. intersections with walls
E04D 2001/302
. . .
Gable tiles
E04D 2001/303
. . .
Eave tiles
Collapse
E04D 2001/304
. .
at roof intersections, e.g. valley tiles, ridge tiles
Collapse
E04D 2001/305
. . .
Ridge or hip tiles
E04D 2001/306
. . . .
Under-ridge tiles
E04D 2001/307
. .
for passages in the roof surface
E04D 2001/308
. .
for special purposes not otherwise provided for, e.g. turfing tiles, step tiles
E04D 2001/309
. .
Ventilation tiles
Collapse
E04D 2001/34
.
Fastenings for attaching roof-covering elements to the supporting elements
Collapse
E04D 2001/3408
. .
characterised by the fastener type or material
E04D 2001/3411
. . .
Metal wires or rods
E04D 2001/3414
. . .
Metal strips or sheet metal
E04D 2001/3417
. . .
Synthetic, composite or molded material
E04D 2001/342
. . .
Flexible filamentous ties, e.g. to be twisted or forming nets
E04D 2001/3423
. . .
Nails, rivets, staples or straps piercing or perforating the roof covering material
E04D 2001/3426
. . .
Threaded elements
E04D 2001/3429
. . .
Press-studs elements
E04D 2001/3432
. . .
Strips covering the gap between the roof covering elements
E04D 2001/3435
. . .
Adhesive, hardenable or heat-sensitive material
E04D 2001/3438
. . .
Fasteners comprising several coacting elements
E04D 2001/3441
. . .
Series of easily separable fasteners
Collapse
E04D 2001/3444
. .
characterised by the roof covering or structure with integral or premounted fastening means
E04D 2001/3447
. . .
the fastening means being integral or premounted to the roof covering
E04D 2001/345
. . .
the fastening means being integral or premounted to the roof structure
Collapse
E04D 2001/3452
. .
characterised by the location of the fastening means
E04D 2001/3455
. . .
on the internal surface of the roof covering elements
E04D 2001/3458
. . .
on the upper or lower transverse edges of the roof covering elements
E04D 2001/3461
. . .
on the lateral edges of the roof covering elements
E04D 2001/3464
. . .
on the lateral corners of the roof covering elements for diagonally tiled roofs
E04D 2001/3467
. . .
through apertures, holes or slots
Collapse
E04D 2001/347
. .
characterised by the fastening pattern
E04D 2001/3473
. . .
fastening single roof elements to the roof structure with or without indirect clamping of neighbouring roof covering elements
E04D 2001/3476
. . .
the fastening means taking hold directly on adjacent elements of the same row and fastening them simultaneously to the roof structure
E04D 2001/3479
. . .
the fastening means taking hold directly on adjacent elements of the same row and fastening them only to each other
E04D 2001/3482
. . .
the fastening means taking hold directly on elements of succeeding rows and fastening them simultaneously to the structure
E04D 2001/3485
. . .
the fastening means taking hold directly on elements of succeeding rows and fastening them only to each other
Collapse
E04D 2001/3488
. .
characterised by the type of roof covering elements being fastened
E04D 2001/3491
. . .
made of flexible material, e.g. shingles
E04D 2001/3494
. . .
made of rigid material having a flat external surface
E04D 2001/3497
. . .
Spanish type tiles
Collapse
E04D 2003/00
Roof covering by making use of flat or curved slabs or stiff sheets (E04D 1/00 takes precedence; built-up roofs E04D 11/02)
Collapse
E04D 2003/02
.
of plane slabs, slates, or sheets, or in which the cross-section is unimportant (E04D 3/35 takes precedence)
Collapse
E04D 2003/06
. .
of glass or other translucent material; Fixing means therefor (fixing glass panes by means applicable to windows E06B 3/54)
E04D 2003/065
. . .
Corner- or point-supported glazing
Collapse
E04D 2003/08
. . .
with metal glazing bars
E04D 2003/0806
. . . .
the supporting section of the glazing bar consisting of one single extruded or rolled metal part
E04D 2003/0812
. . . .
the supporting section of the glazing bar consisting of one single bent or otherwise deformed sheetmetal
Collapse
E04D 2003/0818
. . . .
the supporting section of the glazing bar consisting of several parts, e.g. compound sections
Collapse
E04D 2003/0825
. . . . .
the metal section covered by parts of other material
E04D 2003/0831
. . . . . .
Glazing gaskets of particular shape
E04D 2003/0837
. . . . .
Sections comprising intermediate parts of insulating material
Collapse
E04D 2003/0843
. . . .
Clamping of the sheets or glass panes to the glazing bars by means of covering strips
E04D 2003/085
. . . . .
locked by snap action
E04D 2003/0856
. . . . .
locked by screws, bolts or pins
E04D 2003/0862
. . . .
by means of separate clips or hooks
Collapse
E04D 2003/0868
. . . .
Mutual connections and details of glazing bars
E04D 2003/0875
. . . . .
on the ridge of the roof or on intersecting roof parts
E04D 2003/0881
. . . . .
on the eaves of the roof
E04D 2003/0887
. . . .
Glazing bars for coverings consisting of more than one sheet or glass pane
E04D 2003/0893
. . . .
Glazing bars comprising means for draining condensation water or infiltrated rainwater
Collapse
E04D 2003/24
.
with special cross-section, e.g. with corrugations on both sides, with ribs, flanges, or the like (E04D 3/35 takes precedence)
Collapse
E04D 2003/28
. .
of glass
{
or other translucent material
}
E04D 2003/285
. . .
with specially profiled marginal portions for connecting purposes
Collapse
E04D 2003/36
.
Connecting; Fastening
Collapse
E04D 2003/361
. .
by specially-profiled marginal portions of the slabs or sheets
E04D 2003/3612
. . .
Separate fastening elements fixed to the roof structure and comprising plastic parts for avoiding thermal bridges
E04D 2003/3615
. . .
Separate fastening elements fixed to the roof structure and consisting of parts permitting relative movement to each other, e.g. for thermal expansion
E04D 2003/3617
. . .
with locking or snapping edges located in the thickness of the slab or sheet
Collapse
E04D 2013/00
Special arrangements or devices in connection with roof coverings;
{
Protection against birds
}
; Roof drainage;
{
Sky-lights
}
(ventilation tiles E04D 1/30; ventilation slabs E04D 3/40; internal channels E04F 17/00; elements therefor, see the relevant groups)
Collapse
E04D 2013/03
.
Sky-lights; Domes; Ventilating sky-lights (E04D 13/14 takes precedence; structures therefor,
{
e.g. dormer windows
}
 E04B 7/18;
{
saw-tooth roofs with light-transmission E04B 7/12
}
)
Collapse
E04D 2013/034
. .
Daylight conveying tubular skylights
E04D 2013/0345
. . .
with skylight shafts extending from roof to ceiling
Collapse
E04D 2013/04
.
Roof drainage; Drainage fittings in flat roofs,
{
balconies or the like
}
(gutter tiles E04D 1/30; gutter slabs E04D 3/40;
{
vessels for collecting rainwater E03B 3/03;
}
 street gullies E03F 5/04)
Collapse
E04D 2013/0404
. .
{
Drainage on the roof surface
}
Collapse
E04D 2013/0409
. . .
{
Drainage outlets, e.g. gullies
}
E04D 2013/0413
. . . .
Strainers for drainage outlets
E04D 2013/0418
. . . .
with de-icing devices or snow melters
E04D 2013/0422
. . . .
for draining water above the roof level, e.g. gullies with overflow ports
E04D 2013/0427
. . . .
with means for controlling the flow in the outlet
Collapse
E04D 2013/0436
. . . .
with sealing means
E04D 2013/044
. . . . .
on multiple levels
Collapse
E04D 2013/0445
. . .
{
Drainage channels
}
Collapse
E04D 2013/045
. . . .
on inclined roofs
E04D 2013/0454
. . . . .
at the intersection of roof surfaces, e.g. roof valleys
Collapse
E04D 2013/0459
. . .
{
Drainage borders, e.g. dripping edges, gravel stops or dispersers
}
E04D 2013/0463
. . . .
Dispersers
E04D 2013/0468
. . . .
Drip edges
E04D 2013/0472
. . . .
Gravel stops
Collapse
E04D 2013/0481
. . .
{
Drainage guiding provisions, e.g. deflectors or stimulation by inclined surfaces
}
E04D 2013/0486
. . . .
Deflectors
E04D 2013/049
. . .
of condensation water or infiltrated rainwater
E04D 2013/0495
. . .
to storage tanks
Collapse
E04D 2013/08
. .
Down pipes; Special clamping means therefor (clamping pipes in general F16B, F16L)
Collapse
E04D 2013/0806
. . .
Details of lower end of down pipes, e.g. connection to water disposal system
E04D 2013/0813
. . . .
Water diverters
E04D 2013/082
. . .
Down pipe branches
E04D 2013/0826
. . .
Passages of down pipes through walls or floors
E04D 2013/0833
. . .
Elbow pieces
E04D 2013/084
. . .
Means for fixing down pipes to structure
E04D 2013/0846
. . .
Interconnecting down pipe parts
E04D 2013/0853
. . .
Valves for controlling the rain water flow
E04D 2013/086
. . .
Filters
E04D 2013/0866
. . .
Access opening for cleaning; Devices for avoiding cumulation of debris
E04D 2013/0873
. . .
Rain water reservoirs integrated in down pipes
E04D 2013/088
. . .
D-icing devices or snow melters
E04D 2013/0886
. . .
Devices for preventing climbing on down pipes
E04D 2013/0893
. . .
incorporated in building strucutre
Collapse
E04D 2013/14
.
Junctions of roof sheathings to chimneys or other parts extending above the roof
E04D 2013/1422
. .
Parapet building elements for retaining the roof flashing
Collapse
E04D 2015/00
Apparatus or tools for roof working
Collapse
E04D 2015/04
.
for roof coverings comprising slabs, sheets or flexible material
Collapse
E04D 2015/042
. .
Fixing to the roof supporting structure
E04D 2015/045
. . .
by nailing
E04D 2015/047
. . .
by screwing
This page is owned by Office of Patent Classification.
Last Modified: 04/16/2013 4:31:16 PM