IPC Subgroup
A61K 31/7 Carbohydrates; Sugars; Derivatives thereof
Introduced: July 1974
Last revised: January 2006
Full Title
Medicinal preparations containing organic active ingredients > Carbohydrates; Sugars; Derivatives thereof
Classification Context
- Section:
- HUMAN NECESSITIES
- Class:
- MEDICAL OR VETERINARY SCIENCE; HYGIENE
- Subclass:
- PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
12 direct subcodes
Child Classifications
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- A61K 31/7004 Monosaccharides having only carbon, hydrogen and oxygen atoms
- A61K 31/7008 Compounds having an amino group directly attached to a carbon atom of the saccharide radical, e.g. D-galactosamine, ranimustine
- A61K 31/7012 Compounds having a free or esterified carboxyl group attached, directly or through a carbon chain, to a carbon atom of the saccharide radical, e.g. glucuronic acid, neuraminic acid
- A61K 31/7016 Disaccharides, e.g. lactose, lactulose
- A61K 31/702 Oligosaccharides, i.e. having three to five saccharide radicals attached to each other by glycosidic linkages
- A61K 31/7024 Esters of saccharides
- A61K 31/7028 Compounds having saccharide radicals attached to non-saccharide compounds by glycosidic linkages
- A61K 31/7042 Compounds having saccharide radicals and heterocyclic rings
- A61K 31/7084 Compounds having two nucleosides or nucleotides, e.g. nicotinamide-adenine dinucleotide, flavine-adenine dinucleotide
- A61K 31/7088 Compounds having three or more nucleosides or nucleotides
- A61K 31/7135 Compounds containing heavy metals
- A61K 31/715 Polysaccharides, i.e. having more than five saccharide radicals attached to each other by glycosidic linkages; Derivatives thereof, e.g. ethers, esters
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