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PCE
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DIFF Subgroup
A61K 6/802

comprising ceramics

Introduced: January 2020

Full Title

Preparations for dentistry > Preparations for artificial teeth, for filling teeth or for capping teeth > comprising ceramics

IPC and CPC are identically structured here. All 11 subcodes exist in both systems.

IPC defines codes here since 2020.

Child Classifications

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  • A61K 6/804 comprising manganese oxide since 2020 IPC+CPC Available in IPC and CPC
  • A61K 6/807 comprising magnesium oxide since 2020 IPC+CPC Available in IPC and CPC
  • A61K 6/809 comprising beryllium oxide since 2020 IPC+CPC Available in IPC and CPC
  • A61K 6/811 comprising chromium oxide since 2020 IPC+CPC Available in IPC and CPC
  • A61K 6/813 comprising iron oxide since 2020 IPC+CPC Available in IPC and CPC
  • A61K 6/816 comprising titanium oxide since 2020 IPC+CPC Available in IPC and CPC
  • A61K 6/818 comprising zirconium oxide since 2020 IPC+CPC Available in IPC and CPC
  • A61K 6/82 comprising hafnium oxide since 2020 IPC+CPC Available in IPC and CPC
  • A61K 6/822 comprising rare earth metal oxides since 2020 IPC+CPC Available in IPC and CPC
  • A61K 6/824 comprising transition metal oxides since 2020 IPC+CPC Available in IPC and CPC
  • A61K 6/827 Leucite since 2020 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