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

Filing statistics

IPC A61C 13/225 belongs to the parent subclass A61C, which recorded 114,389 patent applications worldwide between 2013 and 2023. Annual filings grew from 6,894 in 2013 to 11,845 in 2023 (+72%), peaking at 14,229 applications in 2020. The most active applicants in class A61 are PHILIPS ELECTRONICS (18,523 applications), NOVARTIS (14,253 applications) and COVIDIEN (13,953 applications).

Source: EPO PATSTAT, worldwide filings

13 direct subcodes

Child Classifications

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A61C 13/23 using adhesive foils or adhesive compositions
A61C 13/235 Magnetic fastening
A61C 13/24 Fastening by suction
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

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