CPC Main Group
A61L 27/00 Materials for prostheses or for coating prostheses (dental prostheses A61C13/00; shape or structure of prostheses A61F2/00; use of preparations for artificial teeth A61K6/80; artificial kidneys A61M1/14)
6 direct subcodes
Child Classifications
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- A61L 27/02 Inorganic materials
- A61L 27/14 Macromolecular materials
- A61L 27/28 Materials for coating prostheses
- A61L 27/36 containing ingredients of undetermined constitution or reaction products thereof
- A61L 27/40 Composite materials, i.e. containing one material dispersed in a matrix of the same or different material
- A61L 27/50 Materials characterised by their function or physical properties
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