Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subgroup
A61K 35/02

from inanimate materials (carbon A61K33/44)

Introduced: July 1974

Title

Titles differ between systems:

IPC: from inanimate materials

CPC: from inanimate materials (carbon A61K33/44)

Full Title

Full titles differ between systems:

IPC:

Medicinal preparations containing materials or reaction products thereof with undetermined constitution > from inanimate materials

CPC:

Medicinal preparations containing materials or reaction products thereof with undetermined constitution > from inanimate materials (carbon A61K33/44)

IPC and CPC are identically structured here. All 3 subcodes exist in both systems.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1974.

Child Classifications

Navigate with arrow keys, Enter to open

  • A61K 35/08 Mineral waters; Sea water since 1974 IPC+CPC Available in IPC and CPC
  • A61K 35/10 Peat; Amber; Turf; Humus 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