U.S. federal trademark · Serial No. 73180916
Expandable Metal Pans to Receive and Seal the Lower Ends of Pipe Piling and for Expandable Metal Couplings for Connecting Vertical Sections of Such Piling End to End, Such Pans Being for Use in the Heavy Construction Industry
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.