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DIFF Subgroup
D06F 58/38

of drying, e.g. to achieve the target humidity

Introduced: January 2020

Full Title

Full titles differ between systems:

IPC:

Domestic laundry dryers > Control of operations performed in domestic laundry dryers > characterised by the purpose or target of the control > Control of operational steps, e.g. for optimisation or improvement of operational steps depending on the condition of the laundry > of drying, e.g. to achieve the target humidity

CPC:

Domestic laundry dryers > Control of operations performed in domestic laundry dryers (control of operations performed in washer-dryers D06F33/50; details of control systems, e.g. for detecting or measuring specific parameters or for selection or indication of programs D06F34/00) > characterised by the purpose or target of the control > Control of operational steps, e.g. for optimisation or improvement of operational steps depending on the condition of the laundry > of drying, e.g. to achieve the target humidity

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

IPC defines codes here since 2020.

Child Classifications

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  • D06F 58/40 Control of the initial heating of the drying chamber to its operating temperature since 2020 IPC+CPC Available in IPC and CPC
  • D06F 58/42 by unheated air since 2020 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