Methods or installations for obtaining or collecting drinking water or tap water (treatment of water C02F)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Methods or installations for obtaining or collecting drinking water or tap water

CPC: Methods or installations for obtaining or collecting drinking water or tap water (treatment of water C02F)

Full titles differ between systems:

IPC:

Methods or installations for obtaining or collecting drinking water or tap water

CPC:

Methods or installations for obtaining or collecting drinking water or tap water (treatment of water C02F)

IPC and CPC are identically structured here. All 8 subcodes exist in both systems.

1 shared codes have differing titles between IPC and CPC.

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E03B 3/02 from rain-water IPC+CPC Available in IPC and CPC
E03B 3/04 from surface water IPC+CPC Available in IPC and CPC
E03B 3/06 from underground IPC+CPC Available in IPC and CPC
E03B 3/28 from humid air (condensing of vapours in general B01D5/00; dehumidification of air for air-conditioning F24F3/14) IPC+CPC Available in IPC and CPC
E03B 3/30 from snow or ice IPC+CPC Available in IPC and CPC
E03B 3/32 with artificial enrichment, e.g. by adding water from a pond or a river IPC+CPC Available in IPC and CPC
E03B 3/38 Curbs for springs IPC+CPC Available in IPC and CPC
E03B 3/40 Other devices for confining, e.g. trenches, drainage IPC+CPC Available in IPC and CPC

Class E03,2013–2023, worldwide · Source: EPO PATSTAT

Class E03,2013–2023, worldwide · Source: EPO PATSTAT