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IPC Subgroup
A61K 35/56

Materials from animals other than mammals

Introduced: July 1974

Last revised: January 2015

Full Title

Medicinal preparations containing materials or reaction products thereof with undetermined constitution > Materials from animals other than mammals

Classification Context

Section:
HUMAN NECESSITIES
Class:
MEDICAL OR VETERINARY SCIENCE; HYGIENE
Subclass:
PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES

11 direct subcodes

Child Classifications

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  • A61K 35/57 Birds; Materials from birds, e.g. eggs, feathers, egg white, egg yolk or endothelium corneum gigeriae galli
  • A61K 35/6 Fish, e.g. seahorses; Fish eggs
  • A61K 35/612 Crustaceans, e.g. crabs, lobsters, shrimps, krill or crayfish; Barnacles
  • A61K 35/614 Cnidaria, e.g. sea anemones, corals, coral animals or jellyfish
  • A61K 35/616 Echinodermata, e.g. starfish, sea cucumbers or sea urchins
  • A61K 35/618 Molluscs, e.g. fresh-water molluscs, oysters, clams, squids, octopus, cuttlefish, snails or slugs
  • A61K 35/62 Leeches; Worms, e.g. cestodes, tapeworms, nematodes, roundworms, earth worms, ascarids, filarias, hookworms, trichinella or taenia
  • A61K 35/65 Amphibians, e.g. toads, frogs, salamanders or newts
  • A61K 35/655 Aquatic animals other than those covered by groups

Top Applicants

Top 10 applicants by patent filingsfor 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