U.S. federal trademark · Serial No. 90786072 · Reg. No. 6970920
Printed books in the field of drill bits, downhole drilling tools, and oil and gas drilling and drilling machines; Printed children's books
Providing online non-downloadable e-books in the field of drill bits, downhole drilling tools, and oil and gas drilling and drilling machines; Providing online non-downloadable comic books and graphic novels
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.