IPC Subgroup
A61K 6/849 comprising inorganic cements
Introduced: January 2020
Full Title
Preparations for dentistry > Preparations for artificial teeth, for filling teeth or for capping teeth > comprising inorganic cements
Classification Context
- Section:
- HUMAN NECESSITIES
- Class:
- MEDICAL OR VETERINARY SCIENCE; HYGIENE
- Subclass:
- PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
15 direct subcodes
Child Classifications
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- A61K 6/851 Portland cements
- A61K 6/853 Silicates
- A61K 6/856 Pozzolans
- A61K 6/858 Calcium sulfates, e.g, gypsum
- A61K 6/86 Al-cements
- A61K 6/862 Ca-Al-sulfate-cements
- A61K 6/864 Phosphate cements
- A61K 6/867 Ammonium cements
- A61K 6/869 Zeolites
- A61K 6/871 Quartz; SiO
- A61K 6/873 Carbonates
- A61K 6/876 Calcium oxide
- A61K 6/878 Zirconium oxide
- A61K 6/88 Chromium oxide
- A61K 6/882 Carbides
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