Building Units And Construction Elements Patents (Class D25)
- Swimming pool (Class D25/2)
- Combined with diverse article, e.g., airport complex, etc. (Class D25/3)
- Clustered identical units (Class D25/4)
- Four or more levels (Class D25/5)
- Simulative (Class D25/7)
- Arena or stadium (Class D25/12)
- Geodesic dome (1) (Class D25/13)
- Grain storage (Class D25/14)
- Greenhouse (Class D25/15)
- Single occupant type, i.e., telephone booth, privy, ticket booth, etc. (2) (Class D25/16)
- Having intersecting angular or curved roofs (3) (Class D25/17)
- Having curved or vaulted roof (Class D25/18)
- Having angular roof (Class D25/22)
- Circular or oval in plan (Class D25/31)
- Polygonal in plan (Class D25/32)
- Fully enclosed (Class D25/33)
- Transparent or translucent (Class D25/103)
- Splash block (Class D25/112)
- Construction block or brick type (17) (Class D25/113)
- Extruded shape (19) (Class D25/119)
- Post or beam (Class D25/126)
- Elongated molding type (e.g., crown, dentil, etc.) (20) (Class D25/136)
- Panel, tile or applique of floor, wall, roof, etc. (21) (Class D25/138)
- Elongated (26) (Class D25/164)
