CPC Main Group
A45D 20/00 Hair drying devices; Accessories therefor (A45D2/00 takes precedence)
8 direct subcodes
Child Classifications
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- A45D 20/02 Lay frames for long open hair
- A45D 20/04 Hot-air producers (A45D20/20, A45D20/22 take precedence)
- A45D 20/18 Flexible caps with provision for hot air supply
- A45D 20/20 Helmets without hot air supply or other ventilation, e.g. electrically heated
- A45D 20/22 Helmets with hot air supply or ventilating means, e.g. electrically heated air current
- A45D 20/44 Hair-drying helmets whereon the ventilating means and the heating means are apart from the helmet
- A45D 20/48 Hair-drying combs or hair-drying brushes, with internal heating means
- A45D 20/52 Hair-drying combs or hair-drying brushes, adapted for heating by an external heating source
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