CPC Subgroup
A61L 2/02 using physical processes
Full Title
Disinfection or sterilisation of materials or objects, in general; Accessories therefor > using physical processes
6 direct subcodes
Child Classifications
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- A61L 2/022 Filtration
- A61L 2/025 Ultrasonic waves
- A61L 2/03 Electric current
- A61L 2/04 Heat (radiation A61L2/08)
- A61L 2/08 Radiation
- A61L 2/14 Plasma, i.e. ionised gases
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