CPC Subgroup
A61K 35/14 Blood; Artificial blood (perfluorocarbons A61K31/02; umbilical cord blood A61K35/51; haemoglobin A61K38/42)
Full Title
Medicinal preparations containing materials or reaction products thereof with undetermined constitution > Materials from mammals; Compositions comprising non-specified tissues or cells; Compositions comprising non-embryonic stem cells; Genetically modified cells (vaccines or medicinal preparations containing antigens or antibodies A61K39/00) > Blood; Artificial blood (perfluorocarbons A61K31/02; umbilical cord blood A61K35/51; haemoglobin A61K38/42)
5 direct subcodes
Child Classifications
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- A61K 35/15 Cells of the myeloid line, e.g. granulocytes, basophils, eosinophils, neutrophils, leucocytes, monocytes, macrophages or mast cells; Myeloid precursor cells; Antigen-presenting cells, e.g. dendritic cells (presenting a specific antigen A61K39/00; therapeutic combinations of antibodies, or fragments thereof, and blood-derived cells A61K39/00)
- A61K 35/16 Blood plasma; Blood serum (umbilical cord blood A61K35/51)
- A61K 35/17 Lymphocytes; B-cells; T-cells; Natural killer cells; Interferon-activated or cytokine-activated lymphocytes (when activated by a specific antigen A61K39/00)
- A61K 35/18 Erythrocytes (haemoglobin A61K38/42)
- A61K 35/19 Platelets; Megacaryocytes
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