U.S. federal trademark · Serial No. 76501976 · Reg. No. 2804644
NON-FICTIONAL, ILLUSTRATED MULTI-VOLUME REFERENCE SET FEATURING ENTRIES RELATING TO DIVERSE SCIENTIFIC, ENGINEERING AND TECHNOLOGICAL SUBJECT MATTER, MACHINES, APPLIANCES AND TOOLS LIKELY TO BE ENCOUNTERED BY YOUNG STUDENTS IN THEIR COURSES OF STUDY, WITH BIOGRAPHIES OF SCIENTISTS AND INVENTORS
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.