U.S. federal trademark · Serial No. 77163590 · Reg. No. 3850385
Printed certificates of authenticity of diamonds, gemstones and pearls; printed certificates of grading of diamonds, gemstones and pearls
Gemological services, namely, providing identification, authentication, and grading of diamonds, gemstones and pearls; issuing electronic certificates relating to the above-listed gemological services; precious metal assaying
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.