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CPC Subgroup
A61K 35/76

Viruses; Subviral particles; Bacteriophages

Full Title

Medicinal preparations containing materials or reaction products thereof with undetermined constitution > Microorganisms or materials therefrom (fungi, yeasts or candida A61K36/06) > Viruses; Subviral particles; Bacteriophages

5 direct subcodes

Child Classifications

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Top Applicants

Top 10 applicants by patent filingsfor class A61, 2013–2023, worldwide · Source: EPO PATSTAT

  1. PHILIPS ELECTRONICS NL 20,621
  2. NOVARTIS CH 15,792
  3. ROCHE CH 14,303
  4. COVIDIEN US 13,862
  5. HARVARD UNIVERSITY US 13,454
  6. UNIVERSITY OF CALIFORNIA US 12,798
  7. P&G (PROCTER & GAMBLE COMPANY) US 12,140
  8. L'OREAL FR 11,800
  9. OLYMPUS CORPORATION JP 9,894
  10. BOSTON SCIENTIFIC SCIMED US 9,513