E04D 11/00 Roof covering, as far as not restricted to features covered by only one of groups E04D1/00 - E04D9/00; Roof covering in ways not provided for by groups E04D1/00 - E04D9/00,
Introduced: September 1968
Title
Titles differ between systems:
IPC: Roof covering, as far as not restricted to features covered by only one of groups; Roof covering in ways not provided for by groups
CPC: Roof covering, as far as not restricted to features covered by only one of groups E04D1/00 - E04D9/00; Roof covering in ways not provided for by groups E04D1/00 - E04D9/00,
Full Title
Full titles differ between systems:
Roof covering, as far as not restricted to features covered by only one of groups; Roof covering in ways not provided for by groups
Roof covering, as far as not restricted to features covered by only one of groups E04D1/00 - E04D9/00; Roof covering in ways not provided for by groups E04D1/00 - E04D9/00,
CPC subdivides this area 3x more granularly than IPC with 2 additional codes.
2 codes are CPC-only extensions.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
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- 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 E04D7/00; venting or ventilation E04D13/17) IPC+CPC Available in IPC and CPC