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DIFF Subgroup
A61C 13/235

Magnetic fastening (; magnetic implants A61C8/00)

Introduced: January 1985

Title

Titles differ between systems:

IPC: Magnetic fastening

CPC: Magnetic fastening (; magnetic implants A61C8/00)

Full Title

Full titles differ between systems:

IPC:

Dental prostheses; Making same > Fastening prostheses in the mouth > Magnetic fastening

CPC:

Dental prostheses; Making same (tooth crowns for capping teeth A61C5/70; dental implants A61C8/00) > Fastening prostheses in the mouth (securing tooth crowns in capping teeth A61C5/30) > Magnetic fastening (; magnetic implants A61C8/00)

No child classifications to compare. This is a leaf node in both 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