40 Laser engraving; annealing; alteration and retouching of photographs and photographic images; treatment of materials by laser beam; treatment of crystalline materials, namely, precious and semi-precious stones, articles of stone, metals and glass materials; treatment of materials, namely, affixing and embedding product authentications and security indicia in a wide variety of products and documents to protect against counterfeiting, tampering, and diversion, and to ensure the integrity of genuine products and documents; microfabrication and nanofabrication services for customized production of diamond substrates, hard and transparent materials, diamond gemstone, other gemstones and items of high value with diffraction gratings, periodic structures, microlens arrays, phase patterns, functional surfaces, unique identifications in the form of nano and micro barcodes, serial numbers, logo, and other unique identifiers, for others
Trademark: 98484041
