DIFF Main Group
A61D 1/00 Surgical instruments for veterinary use
Introduced: September 1968
Of 9 combined children, 8 exist in both systems.
1 codes are CPC-only extensions.
4 shared codes have differing titles between IPC and CPC.
Child Classifications
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- A61D 1/02 Trocars or cannulas for teats (milking catheters A01J3/00); Vaccination appliances +1 CPC IPC+CPC Available in IPC and CPC
- A61D 1/08 Veterinary obstetrical instruments or devices (devices for indicating trouble during labour of animals A61D17/00) IPC+CPC Available in IPC and CPC
- A61D 1/12 Instruments for removing foreign bodies from animals' throats, oesophagus, or stomachs (instruments for removing foreign bodies from the human body A61B17/50) IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class A61,2013–2023, worldwide · Source: EPO PATSTAT
- PHILIPS ELECTRONICS NL 18,523
- NOVARTIS CH 14,253
- COVIDIEN US 13,953
- ROCHE CH 12,005
- CHINESE ACADEMY OF SCIENCES 11,955
- UNIVERSITY OF CALIFORNIA US 11,692
- HARVARD UNIVERSITY US 11,596
- L'OREAL FR 11,593
- P&G (PROCTER & GAMBLE COMPANY) US 11,297
- OLYMPUS CORPORATION JP 9,594
Top Applicants (CPC)
Class A61,2013–2023, worldwide · Source: EPO PATSTAT
- PHILIPS ELECTRONICS NL 20,621
- NOVARTIS CH 15,792
- ROCHE CH 14,303
- COVIDIEN US 13,862
- HARVARD UNIVERSITY US 13,454
- UNIVERSITY OF CALIFORNIA US 12,798
- P&G (PROCTER & GAMBLE COMPANY) US 12,140
- L'OREAL FR 11,800
- OLYMPUS CORPORATION JP 9,894
- BOSTON SCIENTIFIC SCIMED US 9,513