CPC Subgroup Additional Only
A61L 2300/60 characterised by a special physical form
Full Title
Biologically active materials used in bandages, wound dressings, absorbent pads or medical devices > characterised by a special physical form
5 direct subcodes
Child Classifications
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- A61L 2300/602 Type of release, e.g. controlled, sustained, slow
- A61L 2300/606 Coatings
- A61L 2300/62 Encapsulated active agents, e.g. emulsified droplets
- A61L 2300/63 Crystals
- A61L 2300/64 Animal cells
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