U.S. federal trademark · Serial No. 77868545 · Reg. No. 3810542
Online engineering knowledge-base service in the nature of a web site that offers information in the field of engineering, namely, unit conversion, design guidelines, material properties and selection guides, engineering formulas, engineering processes, engineering mathematics, online calculators, and other relevant engineering information", in Class 042
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.