CPC Main Group
A47B 91/00 Feet for furniture in general (castors B60B33/00)
Filing statistics
CPC A47B 91/00 belongs to the parent subclass A47B, which recorded 95,517 patent applications worldwide between 2013 and 2023. Annual filings grew from 5,292 in 2013 to 5,758 in 2023 (+9%), peaking at 13,312 applications in 2018. The most active applicants in class A47 are LG ELECTRONICS (8,633 applications), BSH (BOSCH UND SIEMENS HAUSGERAETE) (4,258 applications) and SAMSUNG ELECTRONICS COMPANY (3,477 applications).
Source: EPO PATSTAT, worldwide filings
10 direct subcodes
Child Classifications
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- A47B 91/02 Adjustable feet (self-levelling A47B91/16)
- A47B 91/04 Elastic supports
- A47B 91/06 Gliders or the like
- A47B 91/08 connected to the floor
- A47B 91/12 Leg supports, e.g. cup-shaped
- A47B 91/14 Devices on legs preventing ascent of insects
- A47B 91/16 Self-levelling legs
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