CPC Main Group
A61C 17/00 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
Filing statistics
CPC A61C 17/00 belongs to the parent subclass A61C, which recorded 76,655 patent applications worldwide between 2013 and 2023. Annual filings grew from 5,555 in 2013 to 5,914 in 2023 (+6%), peaking at 8,692 applications in 2020. The most active applicants in class A61 are PHILIPS ELECTRONICS (20,621 applications), NOVARTIS (15,792 applications) and ROCHE (14,303 applications).
Source: EPO PATSTAT, worldwide filings
6 direct subcodes
Child Classifications
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- A61C 17/02 Rinsing or air-blowing devices, e.g. using fluid jets (combined with receptacles for spittle A61C17/14; combined with power-driven cleaning or polishing devices A61C17/16)
- A61C 17/06 Saliva removers; Accessories therefor
- A61C 17/14 Dental appliances for receiving spittle, with or without rinsing means therefor, e.g. dental basins, spittoons, cuspidors
- A61C 17/16 Power-driven cleaning or polishing devices
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