Compounds containing nitrogen

Introduced: July 1974

Full Title

Full titles differ between systems:

IPC:

General processes of dyeing or printing textiles or general processes of dyeing leather, furs or solid macromolecular substances in any form, classified according to the dyes, pigments or auxiliary substances employed > using insoluble pigments or auxiliary substances, e.g. binders > using compositions containing low-molecular-weight organic compounds without sulfate or sulfonate groups > Compounds containing nitrogen

CPC:

General processes of dyeing or printing textiles, or general processes of dyeing leather, furs, or solid macromolecular substances in any form, classified according to the dyes, pigments, or auxiliary substances employed > using insoluble pigments or auxiliary substances, e.g. binders > using compositions containing low-molecular-weight organic compounds without sulfate or sulfonate groups > Compounds containing nitrogen

CPC subdivides this area 4x more granularly than IPC with 9 additional codes.

9 codes are CPC-only extensions.

IPC defines codes here since 1974.

Child Classifications

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D06P 1/6421 CPC only CPC only
D06P 1/6422 CPC only CPC only
D06P 1/6423 CPC only CPC only
D06P 1/6424 CPC only CPC only
D06P 1/6425 CPC only CPC only
D06P 1/6426 CPC only CPC only
D06P 1/6427 CPC only CPC only
D06P 1/6428 CPC only CPC only
D06P 1/6429 CPC only CPC only
D06P 1/645 Aliphatic, araliphatic or cycloaliphatic compounds containing amino groups since 1974 IPC+CPC Available in IPC and CPC
D06P 1/647 Nitrogen-containing carboxylic acids or their salts since 1974 IPC+CPC Available in IPC and CPC
D06P 1/649 Compounds containing carbonamide, thiocarbonamide or guanyl groups since 1974 +5 CPC IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class D06,2013–2023, worldwide · Source: EPO PATSTAT

QINGDAO HAIER WASHING MACHINE COMPANY 10,520
HAIER SMART HOME 8,532
LG ELECTRONICS KR 7,853
WUXI LITTLE SWAN COMPANY 5,749
QINGDAO HAIER WASHING MACHINE COMPANY CN 2,905
BSH (BOSCH UND SIEMENS HAUSGERAETE) DE 2,785
SAMSUNG ELECTRONICS COMPANY KR 2,662
GREE ELECTRIC APPLIANCES 1,701
PANASONIC INTELLECTUAL PROPERTY 1,391
MIELE DE 1,374

Top Applicants (CPC)

Class D06,2013–2023, worldwide · Source: EPO PATSTAT

LG ELECTRONICS KR 7,955
QINGDAO HAIER WASHING MACHINE COMPANY 7,190
HAIER SMART HOME 5,471
QINGDAO HAIER WASHING MACHINE COMPANY CN 2,962
BSH (BOSCH UND SIEMENS HAUSGERAETE) DE 2,870
WUXI LITTLE SWAN COMPANY 2,869
SAMSUNG ELECTRONICS COMPANY KR 2,731
MIELE DE 1,371
WHIRLPOOL CORPORATION US 1,285
ELECTROLUX APPLIANCES SE 1,261