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IPC Subgroup
A61C 17/1

with mouth props, tongue guards, tongue depressors or cheek spreaders

Introduced: January 1990

Last revised: January 2006

Full Title

Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle > Saliva removers; Accessories therefor > with mouth props, tongue guards, tongue depressors or cheek spreaders

Classification Context

Section:
HUMAN NECESSITIES
Class:
MEDICAL OR VETERINARY SCIENCE; HYGIENE
Subclass:
DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE

Related Keywords

TONGUE(S) depressors combined with dental saliva removers

Top Applicants

Top 10 applicants by patent filingsfor class A61, 2013–2023, worldwide · Source: EPO PATSTAT

  1. PHILIPS ELECTRONICS NL 18,523
  2. NOVARTIS CH 14,253
  3. COVIDIEN US 13,953
  4. ROCHE CH 12,005
  5. CHINESE ACADEMY OF SCIENCES 11,955
  6. UNIVERSITY OF CALIFORNIA US 11,692
  7. HARVARD UNIVERSITY US 11,596
  8. L'OREAL FR 11,593
  9. P&G (PROCTER & GAMBLE COMPANY) US 11,297
  10. OLYMPUS CORPORATION JP 9,594