CPC Subgroup
A47L 9/16 Arrangement or disposition of cyclones or other devices with centrifugal action
Full Title
Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners > Filters (in general B01D; cyclones B04C); Dust separators; Dust removal; Automatic exchange of filters > Arrangement or disposition of cyclones or other devices with centrifugal action
6 direct subcodes
Child Classifications
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Top Applicants
Top 10 applicants by patent filingsfor class A47, 2013–2023, worldwide · Source: EPO PATSTAT
- LG ELECTRONICS KR 8,633
- BSH (BOSCH UND SIEMENS HAUSGERAETE) DE 4,258
- SAMSUNG ELECTRONICS COMPANY KR 3,477
- MIDEA 3,257
- SEB FR 2,786
- FOSHAN SHUNDE MIDEA ELECTRICAL HEATING APPLIANCES MANUFACTURING COMPANY 2,614
- GREE ELECTRIC APPLIANCES 2,370
- VORWERK & CO. INTERHOLDING DE 2,248
- HAIER SMART HOME 2,169
- MIELE DE 2,019