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Subclass N
| N1-(9211) | Visual arts | |
| N1-58 | General | |
| N61-72 | Theory. Philosophy. Aesthetics of the visual arts | |
| N81-390 | Study and teaching. Research | |
| N400-3990 | Art museums, galleries, etc. | |
| N4390-5098 | Exhibitions | |
| N5198-5299 | Private collections and collectors | |
| N5300-7418 | History | |
| N7420-7525.8 | General works | |
| N7560-8266 | Special subjects of art | |
| N8350-8356 | Art as a profession. Artists | |
| N8510-8553 | Art studios, materials, etc. | |
| N8554-8585 | Examination and conservation of works of art | |
| N8600-8675 | Economics of art | |
| N8700-9165 | Art and the state. Public art | |
