CPC Subgroup
A61L 29/04 Macromolecular materials
Full Title
Materials for catheters, or for coating catheters (shape or structure of catheters A61M25/00) > Macromolecular materials
5 direct subcodes
Child Classifications
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- A61L 29/06 obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
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