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PCE
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DIFF Subgroup
A61K 40/10

characterised by the cell type used

Introduced: January 2025

Full Title

Full titles differ between systems:

IPC:

Cellular immunotherapy > characterised by the cell type used

CPC:

Cellular immunotherapy (medicinal preparations containing antigens or antibodies A61K39/00) > characterised by the cell type used

IPC and CPC are identically structured here. All 5 subcodes exist in both systems.

IPC defines codes here since 2025.

Child Classifications

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  • A61K 40/11 T-cells, e.g. tumour infiltrating lymphocytes [TIL] or regulatory T [Treg] cells; Lymphokine-activated killer [LAK] cells since 2025 IPC+CPC Available in IPC and CPC
  • A61K 40/13 B-cells since 2025 IPC+CPC Available in IPC and CPC
  • A61K 40/15 Natural-killer [NK] cells; Natural-killer T [NKT] cells since 2025 IPC+CPC Available in IPC and CPC
  • A61K 40/17 Monocytes; Macrophages since 2025 IPC+CPC Available in IPC and CPC
  • A61K 40/19 Dendritic cells since 2025 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class A61,2013–2023, worldwide · Source: EPO PATSTAT

  1. PHILIPS ELECTRONICS NL 18,523
  2. NOVARTIS CH 14,253
  3. COVIDIEN US 13,953
  4. ROCHE CH 12,005
  5. CHINESE ACADEMY OF SCIENCES 11,955
  6. UNIVERSITY OF CALIFORNIA US 11,692
  7. HARVARD UNIVERSITY US 11,596
  8. L'OREAL FR 11,593
  9. P&G (PROCTER & GAMBLE COMPANY) US 11,297
  10. OLYMPUS CORPORATION JP 9,594

Top Applicants (CPC)

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