CPC Main Group Additional Only
A47L 2601/00 Washing methods characterised by the use of a particular treatment
Filing statistics
CPC A47L 2601/00 belongs to the parent subclass A47L, which recorded 108,106 patent applications worldwide between 2013 and 2023. Annual filings grew from 5,677 in 2013 to 9,353 in 2023 (+65%), peaking at 13,568 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
12 direct subcodes
Child Classifications
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- A47L 2601/02 Pressurised cleaning liquid delivered by a pump
- A47L 2601/03 Pressurised, gaseous medium, also used for delivering of cleaning liquid
- A47L 2601/04 Steam
- A47L 2601/06 Electrolysed water
- A47L 2601/08 Ozone
- A47L 2601/10 Ultraviolet radiation
- A47L 2601/12 Microwaves
- A47L 2601/14 Infrared
- A47L 2601/16 Agitation of cleaning liquid by impeller
- A47L 2601/17 Sonic or ultrasonic waves
- A47L 2601/18 Liquid and granule
- A47L 2601/20 Other treatments, e.g. dry cleaning
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