U.S. federal trademark · Serial No. 73161005 · Reg. No. 1145960
a Specially Engineered Trench Shoring Shield with Extremely Narrow Side Wall Thickness. Unique in the Industry, Primarily Designed to Reduce Trench Width in Shallow Excavations Later Expanded to Further Use in Deep Excavations Inside of More Conventional Trench Shoring Shields
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.