U.S. federal trademark · Serial No. 98080219 · Reg. No. 7604552
watermark security features in the nature of two-dimensional translucent image overlays applied via a dye diffusion thermal transfer process which are sold as a component of identification card printers; identification card document printers featuring embedded firmware for generating security watermarks
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.