Hierarchy classification:

1. top of the aat hierarchies
2. Objects Facet
3. Visual and Verbal Communication (hierarchy name)
4. Information Forms (hierarchy name)
5. information forms (objects)
6. document genres
7. [documents by function]
8. records (documents)
9. [records by provenance]
10. government records
11. [government records by function]
12. executive records
13. [executive records by function]
14. patents

Anotations

Scope note:

In the United States, patents granted for the ornamental design, configuration or shape, and surface ornamentation of a functional item, such as furniture, appliances, containers, tools, computer icons, etc. (but not including fine art).