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DIFF Subgroup
A61K 31/70

Carbohydrates; Sugars; Derivatives thereof (sorbitol A61K31/047)

Introduced: July 1974

Title

Titles differ between systems:

IPC: Carbohydrates; Sugars; Derivatives thereof

CPC: Carbohydrates; Sugars; Derivatives thereof (sorbitol A61K31/047)

Full Title

Full titles differ between systems:

IPC:

Medicinal preparations containing organic active ingredients > Carbohydrates; Sugars; Derivatives thereof

CPC:

Medicinal preparations containing organic active ingredients > Carbohydrates; Sugars; Derivatives thereof (sorbitol A61K31/047)

IPC and CPC are identically structured here. All 12 subcodes exist in both systems.

2 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1974.

Child Classifications

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  • A61K 31/7004 Monosaccharides having only carbon, hydrogen and oxygen atoms since 2000 IPC+CPC Available in IPC and CPC
  • A61K 31/7008 Compounds having an amino group directly attached to a carbon atom of the saccharide radical, e.g. D-galactosamine, ranimustine since 2000 IPC+CPC Available in IPC and CPC
  • 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 (gluconic acid A61K31/191; ascorbic acid A61K31/375) since 2000 IPC+CPC Available in IPC and CPC
  • A61K 31/7016 Disaccharides, e.g. lactose, lactulose (lactobionic acid A61K31/7032) since 2000 IPC+CPC Available in IPC and CPC
  • A61K 31/702 Oligosaccharides, i.e. having three to five saccharide radicals attached to each other by glycosidic linkages since 2000 IPC+CPC Available in IPC and CPC
  • A61K 31/7024 Esters of saccharides since 2000 IPC+CPC Available in IPC and CPC
  • A61K 31/7084 Compounds having two nucleosides or nucleotides, e.g. nicotinamide-adenine dinucleotide, flavine-adenine dinucleotide since 2000 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class A61,2013–2023, worldwide · Source: EPO PATSTAT

  1. PHILIPS ELECTRONICS NL 18,523
  2. NOVARTIS CH 14,253
  3. COVIDIEN US 13,953
  4. ROCHE CH 12,005
  5. CHINESE ACADEMY OF SCIENCES 11,955
  6. UNIVERSITY OF CALIFORNIA US 11,692
  7. HARVARD UNIVERSITY US 11,596
  8. L'OREAL FR 11,593
  9. P&G (PROCTER & GAMBLE COMPANY) US 11,297
  10. OLYMPUS CORPORATION JP 9,594

Top Applicants (CPC)

Class A61,2013–2023, worldwide · Source: EPO PATSTAT

  1. PHILIPS ELECTRONICS NL 20,621
  2. NOVARTIS CH 15,792
  3. ROCHE CH 14,303
  4. COVIDIEN US 13,862
  5. HARVARD UNIVERSITY US 13,454
  6. UNIVERSITY OF CALIFORNIA US 12,798
  7. P&G (PROCTER & GAMBLE COMPANY) US 12,140
  8. L'OREAL FR 11,800
  9. OLYMPUS CORPORATION JP 9,894
  10. BOSTON SCIENTIFIC SCIMED US 9,513