DIFF Subgroup
A61K 36/88 Liliopsida (monocotyledons)
Introduced: January 2006
Full Title
Medicinal preparations of undetermined constitution containing material from algae, lichens, fungi or plants, or derivatives thereof, e.g. traditional herbal medicines > Magnoliophyta (angiosperms) > Liliopsida (monocotyledons)
IPC and CPC are identically structured here. All 14 subcodes exist in both systems.
IPC defines codes here since 2006.
Child Classifications
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- A61K 36/882 Acoraceae (Calamus family), e.g. sweetflag or Acorus calamus since 2006 IPC+CPC Available in IPC and CPC
- A61K 36/888 Araceae (Arum family), e.g. caladium, calla lily or skunk cabbage since 2006 IPC+CPC Available in IPC and CPC
- A61K 36/889 Arecaceae, Palmae or Palmaceae (Palm family), e.g. date or coconut palm or palmetto since 2006 IPC+CPC Available in IPC and CPC
- A61K 36/896 Liliaceae (Lily family), e.g. daylily, plantain lily, Hyacinth or narcissus since 2006 IPC+CPC Available in IPC and CPC
- A61K 36/899 Poaceae or Gramineae (Grass family), e.g. bamboo, corn or sugar cane since 2006 IPC+CPC Available in IPC and CPC
- A61K 36/90 Smilacaceae (Catbrier family), e.g. greenbrier or sarsaparilla since 2006 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