CPC Subgroup
A45D 19/0041 Full Title
Devices for washing the hair or the scalp; Similar devices for colouring the hair
Filing statistics
CPC A45D 19/0041 belongs to the parent subclass A45D, which recorded 62,185 patent applications worldwide between 2013 and 2023. Annual filings declined from 4,805 in 2013 to 3,774 in 2023 (-21%), peaking at 7,024 applications in 2018. The most active applicants in class A45 are L'OREAL (3,874 applications), DYSON (1,223 applications) and AMOREPACIFIC CORPORATION (877 applications).
Source: EPO PATSTAT, worldwide filings
2 direct subcodes
Child Classifications
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Top Applicants
Top 10 applicants by patent filingsfor class A45, 2013–2023, worldwide · Source: EPO PATSTAT
- L'OREAL FR 3,874
- DYSON GB 1,223
- AMOREPACIFIC CORPORATION KR 877
- SEB FR 842
- P&G (PROCTER & GAMBLE COMPANY) US 741
- PHILIPS ELECTRONICS NL 613
- L'OREAL 555
- ELC MANAGEMENT US 554
- YONWOO COMPANY KR 535
- ALBEA SERVICES FR 523