IPC Main Group
D06F 33/00 Control of operations performed in washing machines or washer-dryers
Introduced: September 1968
Last revised: January 2020
Classification Context
- Section:
- TEXTILES; PAPER
- Class:
- TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- Subclass:
- LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
Additional Content
Washing installations comprising an assembly of several washing machines or washing units, e.g. continuous flow assemblies Details of control systems therefor Control of operations performed in domestic laundry dryers
3 direct subcodes
Child Classifications
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- D06F 33/04 non-electrically
- D06F 33/3 Control of washing machines characterised by the purpose or target of the control
- D06F 33/5 Control of washer-dryers characterised by the purpose or target of the control
Top Applicants
Top 10 applicants by patent filingsfor 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