#USPTO: 03.19.18 - Sea shells, Shellfish other than crabs, shrimp, and lobsters, Seashells, Shells of clams, mussels, oysters, and scallops, Mollusk shellfish, Bivalve mollusks, Scallops, Sand dollars, Oysters, Nautilus, Mussels, Conch shells, Clams #Burgen, Festungen, zinnenbewehrte Mauern, Paläste #USPTO: 26.17.06 - Bars, diagonal, Lines, diagonal, Diagonal line(s), band(s) or bar(s), Bands, diagonal #USPTO: 26.17.07 - Lines depicting speed, propulsion, heat or wind, Propulsion, lines depicting, Heat, lines depicting, Speed, lines depicting, Wind, lines depicting