U.S. federal trademark · Serial No. 86406320 · Reg. No. 4814591
Elastomeric expansion and contraction compounds, namely, elastomeric rail grout for use in filling spaces between transportation rails and concrete to minimize rail deflection, absorb vibration without cracking, and electrically isolate the rail
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.