A61H 33/00 Bathing devices for special therapeutic or hygienic purposes (A61H35/00 takes precedence; for sub aquatic intestinal cleaning A61M9/00; electric or magnetic baths, applying ionised fluids A61N1/44 )
Introduced: September 1968
Title
Titles differ between systems:
IPC: Bathing devices for special therapeutic or hygienic purposes
CPC: Bathing devices for special therapeutic or hygienic purposes (A61H35/00 takes precedence; for sub aquatic intestinal cleaning A61M9/00; electric or magnetic baths, applying ionised fluids A61N1/44 )
Full Title
Full titles differ between systems:
Bathing devices for special therapeutic or hygienic purposes
Bathing devices for special therapeutic or hygienic purposes (A61H35/00 takes precedence; for sub aquatic intestinal cleaning A61M9/00; electric or magnetic baths, applying ionised fluids A61N1/44 )
CPC subdivides this area 3x more granularly than IPC with 9 additional codes.
9 codes are CPC-only extensions.
Note: 5 CPC extensions are marked as secondary classification only.
2 shared codes have differing titles between IPC and CPC.
Child Classifications
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- A61H 33/02 Bathing devices for use with gas-containing liquid, or liquid in which gas is led or generated, e.g. carbon dioxide baths +7 CPC IPC+CPC Available in IPC and CPC
- A61H 33/04 Appliances for sand, mud or foam baths; Appliances for metal baths, e.g. using metal salt solutions +7 CPC IPC+CPC Available in IPC and CPC
- A61H 33/06 Artificial hot-air or cold-air baths; Steam or gas baths or douches, e.g. sauna or Finnish baths +5 CPC IPC+CPC Available in IPC and CPC
- A61H 33/14 Devices for gas baths with ozone, hydrogen, or the like (production of ozone or hydrogen C01B, C25B1/02) +5 CPC 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