DIFF Main Group
D06F 58/00 Domestic laundry dryers
Introduced: July 1974
IPC and CPC are identically structured here. All 7 subcodes exist in both systems.
4 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 1980.
Child Classifications
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- D06F 58/02 having dryer drums rotating about a horizontal axis since 1980 IPC+CPC Available in IPC and CPC
- D06F 58/10 Drying cabinets or drying chambers having heating or ventilating means since 1980 IPC+CPC Available in IPC and CPC
- D06F 58/16 having heatable surfaces for contacting the laundry (D06F59/00 takes precedence) since 1980 IPC+CPC Available in IPC and CPC
- D06F 58/18 Detachable or door-mounted drying arrangements for washing machines since 1980 IPC+CPC Available in IPC and CPC
- D06F 58/20 General details of domestic laundry dryers (D06F59/00 takes precedence) since 1980 +2 CPC IPC+CPC Available in IPC and CPC
- D06F 58/30 Drying processes (controlling a series of operations in domestic laundry dryers D06F58/32) since 2020 IPC+CPC Available in IPC and CPC
- D06F 58/32 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) since 2020 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