U.S. federal trademark · Serial No. 86472964 · Reg. No. 4785194
gaskets that are primarily non-metal but which include a metal core for insulating and general sealing applications, namely, for flange isolation in conjunction with cathodic protection, for isolation between dissimilar metals to prevent galvanic corrosion, for wellhead isolation from inter-connected flowlines, for mating mismatched ring-joint to raised-face flanges, for eliminating fluid trap corrosion between ring-joint flanges, for eliminating turbulence and flow-induced erosion between ring-joint flanges, for protecting against coating impingement on coated flange faces, and for sealing between flanges subjected to vibration/cavitation
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.