IPC Subgroup
A61D 1/02 Trocars or cannulas for teats; Vaccination appliances
Introduced: September 1968
Last revised: January 2006
Full Title
Surgical instruments for veterinary use > Trocars or cannulas for teats; Vaccination appliances
Classification Context
- Section:
- HUMAN NECESSITIES
- Class:
- MEDICAL OR VETERINARY SCIENCE; HYGIENE
- Subclass:
- VETERINARY INSTRUMENTS, IMPLEMENTS, TOOLS, OR METHODS
Related Keywords
CANNULAS for animals' teatsveterinary treatment of TEAT(S)TROCARS for animals' teatsVACCINATION of animals
Top Applicants
Top 10 applicants by patent filingsfor 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