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PCE
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DIFF Subgroup
D06P 3/04

containing amide groups

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Special processes of dyeing or printing textiles or dyeing leather, furs or solid macromolecular substances in any form, classified according to the material treated > Material containing basic nitrogen > containing amide groups

CPC:

Special processes of dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form, classified according to the material treated > Material containing basic nitrogen > containing amide groups

Of 15 combined children, 8 exist in both systems.

7 codes are CPC-only extensions.

2 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • D06P 3/041 CPC only CPC only
  • D06P 3/042 CPC only CPC only
  • D06P 3/043 CPC only CPC only
  • D06P 3/045 CPC only CPC only
  • D06P 3/046 CPC only CPC only
  • D06P 3/047 CPC only CPC only
  • D06P 3/048 CPC only CPC only
  • D06P 3/06 using acid dyes IPC+CPC Available in IPC and CPC
  • D06P 3/08 using oxidation dyes IPC+CPC Available in IPC and CPC
  • D06P 3/10 using reactive dyes IPC+CPC Available in IPC and CPC
  • D06P 3/12 Preparing azo dyes on the material IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

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

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

Top Applicants (CPC)

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

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