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DIFF Subclass Not Allocatable
A61K

PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES (devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms A61J3/00; chemical aspects of, or use of materials for deodorisation of air, for disinfection or sterilisation, or for bandages, dressings, absorbent pads or surgical articles A61L; soap compositions C11D)

Introduced: September 1968

Description

This subclass covers pharmaceutical formulations, medicinal preparations, and active ingredients intended for human medical and dental treatment, as well as cosmetic and hygiene products. It encompasses drugs in various forms (tablets, injections, creams, solutions), excipients, delivery systems, and the composition of these preparations. The classification includes cosmetics, toothpastes, and toiletry articles designed for personal care or prophylactic purposes. This subclass is complementary to A61C (dentistry) for dental devices and A61Q (specific hygiene preparations) for categorized cosmetic products, though formulation chemistry remains within A61K.

Title

Titles differ between systems:

IPC: PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES

CPC: PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES (devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms A61J3/00; chemical aspects of, or use of materials for deodorisation of air, for disinfection or sterilisation, or for bandages, dressings, absorbent pads or surgical articles A61L; soap compositions C11D)

Full Title

Full titles differ between systems:

IPC:

PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES

CPC:

PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES (devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms A61J3/00; chemical aspects of, or use of materials for deodorisation of air, for disinfection or sterilisation, or for bandages, dressings, absorbent pads or surgical articles A61L; soap compositions C11D)

Additional Content IPC

Devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms Disinfection, sterilisation or deodorisation of air; Chemical aspects of or use of materials for bandages, dressings, absorbent pads or surgical articles Detergent compositions

Of 31 combined children, 16 exist in both systems.

6 codes are CPC-only extensions, 9 exist only in IPC.

Note: 6 CPC extensions are marked as secondary classification only.

6 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • A61K 125/00 Containing or obtained from roots, bulbs, tubers, corms or rhizomes since 2006 IPC only IPC only
  • A61K 127/00 Containing or obtained from leaves since 2006 IPC only IPC only
  • A61K 129/00 Containing or obtained from bark since 2006 IPC only IPC only
  • A61K 131/00 Containing or obtained from seeds, nuts, fruits or grains since 2006 IPC only IPC only
  • A61K 133/00 Containing or obtained from flowers or blossoms since 2006 IPC only IPC only
  • A61K 135/00 Containing or obtained from stems, stalks, branches, twigs or shoots since 2006 IPC only IPC only
  • A61K 2121/00 Preparations for use in therapy 2nd only CPC only CPC only
  • A61K 2123/00 Preparations for testing in vivo 2nd only CPC only CPC only
  • A61K 2300/00 Mixtures or combinations of active ingredients, wherein at least one active ingredient is fully defined in groups A61K31/00 - A61K41/00 2nd only CPC only CPC only

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