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IPC Subgroup
A61C 13/225

Fastening prostheses in the mouth

Introduced: January 1985

Last revised: January 2006

Full Title

Dental prostheses; Making same > Fastening prostheses in the mouth

Classification Context

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

13 direct subcodes

Child Classifications

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  • A61C 13/23 using adhesive foils or adhesive compositions
  • A61C 13/235 Magnetic fastening
  • A61C 13/263 Screwing pinning or gluing of prostheses to natural teeth
  • A61C 13/265 Sliding or snap attachments
  • A61C 13/267 Clasp fastening
  • A61C 13/271 resiliently engaging between, or to, natural teeth
  • A61C 13/273 Locking prostheses to residual teeth by using rotational or sliding-locks or levers
  • A61C 13/275 Securing prostheses by using bridging bars or rails between residual teeth
  • A61C 13/277 Telescopic anchoring
  • A61C 13/28 Fastening by spring action between upper and lower parts of prostheses
  • A61C 13/3 Fastening of peg-teeth in the mouth; Root pins
  • A61C 13/32 Stress-breakers

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