Patent classifications
A
HUMAN NECESSITIES
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A61
MEDICAL OR VETERINARY SCIENCE; HYGIENE
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A61K
PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
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49/00
Preparations for testing in vivo
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A61K49/001
Preparation for luminescence or biological staining
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A61K49/0063
characterised by a special physical or galenical form, e.g. emulsions, microspheres
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A61K49/0069
the agent being in a particular physical galenical form
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A61K49/0089
Particulate, powder, adsorbate, bead, sphere
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A61K49/0091
Microparticle, microcapsule, microbubble, microsphere, microbead, i.e. having a size or diameter higher or equal to 1 micrometer
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A61K49/0093
Nanoparticle, nanocapsule, nanobubble, nanosphere, nanobead, i.e. having a size or diameter smaller than 1 micrometer, e.g. polymeric nanoparticle
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