CPC Subgroup
A61K 39/125 Picornaviridae, e.g. calicivirus
Full Title
Medicinal preparations containing antigens or antibodies (materials for immunoassay G01N33/53) > Viral antigens > Picornaviridae, e.g. calicivirus
2 direct subcodes
Child Classifications
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- A61K 39/13 Poliovirus
- A61K 39/135 Foot- and mouth-disease virus
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