9 Optical devices in the nature of machine-readable holograms and labels, carrying optically recorded or encoded information consisting of plasmonic nano-scale structures applied to documents, namely, banknotes, currency, travelers' checks, personal checking account checks, identification documents, passports, and drivers' licenses, that create a visible optically variable effect and include machine readable technologies that facilitate visual authentication, tracking and preventing of falsification and counterfeiting of the documents
Trademark: 98784336
