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DIFF Main Group
D06F 39/00

Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 (control of washing machines D06F33/00, D06F34/00)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Details of washing machines not specific to a single type of machines covered by groups

CPC: Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 (control of washing machines D06F33/00, D06F34/00)

Full Title

Full titles differ between systems:

IPC:

Details of washing machines not specific to a single type of machines covered by groups

CPC:

Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 (control of washing machines D06F33/00, D06F34/00)

Additional Content IPC

Control of operations performed in washing machines Details of control systems for washing machines

Of 11 combined children, 9 exist in both systems.

2 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • D06F 39/001 CPC only CPC only
  • D06F 39/007 CPC only CPC only
  • D06F 39/04 Heating arrangements IPC+CPC Available in IPC and CPC
  • D06F 39/06 Arrangements for preventing or destroying scum IPC+CPC Available in IPC and CPC
  • D06F 39/10 Filtering arrangements IPC+CPC Available in IPC and CPC
  • D06F 39/20 Arrangements for water recovery since 2024 IPC+CPC Available in IPC and CPC
  • D06F 39/30 Arrangements for energy recovery since 2024 IPC+CPC Available in IPC and CPC
  • D06F 39/40 Steam generating arrangements since 2024 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