What are characteristics of property?

Art. 414 of the New Civil Code. All things which are, or may be, the object of appropriation.

What are characteristics of property?

[1] Utility – capacity to satisfy human wants
[2] Substantivity and Individuality – separate and autonomous existence
[3] Susceptibility of being appropriated – what cannot be appropriated because of their distance, depth, or immensity cannot be considered ‘things’ (i.e. stars, ocean)