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DIFF Subgroup
A61K 35/12

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)

Introduced: July 1974

Title

Titles differ between systems:

IPC: Materials from mammals; Compositions comprising non-specified tissues or cells; Compositions comprising non-embryonic stem cells; Genetically modified cells

CPC: 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)

Full Title

Full titles differ between systems:

IPC:

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

CPC:

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)

Of 21 combined children, 18 exist in both systems.

3 codes are CPC-only extensions.

Note: 3 CPC extensions are marked as secondary classification only.

7 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • A61K 2035/122 2nd only CPC only CPC only
  • A61K 2035/124 2nd only CPC only CPC only
  • A61K 35/13 Tumour cells, irrespective of tissue of origin (tumour vaccines A61K39/00) since 2015 IPC+CPC Available in IPC and CPC
  • A61K 35/20 Milk; Whey; Colostrum since 1974 IPC+CPC Available in IPC and CPC
  • A61K 35/22 Urine; Urinary tract, e.g. kidney or bladder; Intraglomerular mesangial cells; Renal mesenchymal cells; Adrenal gland since 1974 IPC+CPC Available in IPC and CPC
  • A61K 35/24 Mucus; Mucous glands; Bursa; Synovial fluid; Arthral fluid; Excreta; Spinal fluid (saliva A61K35/38) since 1974 IPC+CPC Available in IPC and CPC
  • A61K 35/26 Lymph; Lymph nodes; Thymus; Spleen; Splenocytes; Thymocytes since 1974 IPC+CPC Available in IPC and CPC
  • A61K 35/28 Bone marrow; Haematopoietic stem cells; Mesenchymal stem cells of any origin, e.g. adipose-derived stem cells since 1974 IPC+CPC Available in IPC and CPC
  • A61K 35/30 Nerves; Brain; Eyes; Corneal cells; Cerebrospinal fluid; Neuronal stem cells; Neuronal precursor cells; Glial cells; Oligodendrocytes; Schwann cells; Astroglia; Astrocytes; Choroid plexus; Spinal cord tissue since 1974 IPC+CPC Available in IPC and CPC
  • A61K 35/32 Bones; Osteocytes; Osteoblasts; Tendons; Tenocytes; Teeth; Odontoblasts; Cartilage; Chondrocytes; Synovial membrane since 1974 IPC+CPC Available in IPC and CPC
  • A61K 35/33 Fibroblasts since 2015 IPC+CPC Available in IPC and CPC
  • A61K 35/34 Muscles; Smooth muscle cells; Heart; Cardiac stem cells; Myoblasts; Myocytes; Cardiomyocytes (vascular smooth muscle A61K35/44) since 1974 IPC+CPC Available in IPC and CPC
  • A61K 35/35 Fat tissue; Adipocytes; Stromal cells; Connective tissues (adipose-derived stem cells A61K35/28; collagen A61K38/39) since 2015 IPC+CPC Available in IPC and CPC
  • A61K 35/36 Skin; Hair; Nails; Sebaceous glands; Cerumen; Epidermis; Epithelial cells; Keratinocytes; Langerhans cells; Ectodermal cells (islets of Langerhans A61K35/39) since 1974 IPC+CPC Available in IPC and CPC
  • A61K 35/42 Respiratory system, e.g. lungs, bronchi or lung cells since 1974 IPC+CPC Available in IPC and CPC
  • A61K 35/44 Vessels; Vascular smooth muscle cells; Endothelial cells; Endothelial progenitor cells since 1974 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