CPC Subgroup
A61C 17/22 with brushes, cushions, cups, or the like (brush bodies, e.g. arrangements of the bristles A46B)
Full Title
Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses (instruments acting like a sandblast machine A61C3/025; tooth polishing discs or holders therefor A61C3/06; devices for cleaning between the teeth A61C15/00); Saliva removers; Dental appliances for receiving spittle > Power-driven cleaning or polishing devices > with brushes, cushions, cups, or the like (brush bodies, e.g. arrangements of the bristles A46B)
8 direct subcodes
Child Classifications
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- A61C 17/24 rotating continuously (A61C17/40 takes precedence)
- A61C 17/32 reciprocating or oscillating
- A61C 17/40 orbiting, e.g. nutating
Top Applicants
Top 10 applicants by patent filingsfor class A61, 2013–2023, worldwide · Source: EPO PATSTAT
- PHILIPS ELECTRONICS NL 20,621
- NOVARTIS CH 15,792
- ROCHE CH 14,303
- COVIDIEN US 13,862
- HARVARD UNIVERSITY US 13,454
- UNIVERSITY OF CALIFORNIA US 12,798
- P&G (PROCTER & GAMBLE COMPANY) US 12,140
- L'OREAL FR 11,800
- OLYMPUS CORPORATION JP 9,894
- BOSTON SCIENTIFIC SCIMED US 9,513