CPC Subgroup
A61M 5/14 Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
Full Title
Devices for bringing media into the body in a subcutaneous, intra-vascular or intramuscular way; Accessories therefor, e.g. filling or cleaning devices, arm-rests ( ; tube connectors, tube couplings, valves or branch units specially adapted for medical use A61M39/00; containers specially adapted for medical or pharmaceutical purposes A61J1/00; ) > Infusion devices, e.g. infusing by gravity; Blood infusion; Accessories therefor
12 direct subcodes
Child Classifications
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- A61M 5/142 Pressure infusion, e.g. using pumps
- A61M 5/158 Needles
- A61M 5/162 Needle sets, i.e. connections by puncture between reservoir and tube
- A61M 5/165 Filtering accessories, e.g. blood filters, filters for infusion liquids ( , A61M1/34, take precedence; )
- A61M 5/168 Means for controlling media flow to the body or for metering media to the body, e.g. drip meters, counters
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