U.S. federal trademark · Serial No. 75930210
They are a line of decorative synthetic rocks and other objects such as turtles, or other type objects which might have a eye catching effect, that cover 4-6" PVC sewer clean outs; clean outs give plumbers and homeowners access to their sewer line
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.