CPC Subgroup
A61M 60/403 for non-positive displacement blood pumps
Full Title
Blood pumps; Devices for mechanical circulatory actuation; Balloon pumps for circulatory assistance (heart stimulation A61H31/00; heart stimulators for electrotherapy A61N1/362) > Details relating to driving > for non-positive displacement blood pumps
4 direct subcodes
Child Classifications
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- A61M 60/405 the force acting on the blood contacting member being hydraulic or pneumatic
- A61M 60/408 the force acting on the blood contacting member being mechanical, e.g. transmitted by a shaft or cable
- A61M 60/419 the force acting on the blood contacting member being permanent magnetic, e.g. from a rotating magnetic coupling between driving and driven magnets
- A61M 60/422 the force acting on the blood contacting member being electromagnetic, e.g. using canned motor pumps
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