NOCKCHAIN Trademark

International Class 042: Hosting of blockchain databases; Hosting of blockchain technology databases; User authentication services using blockchain technology for cryptocurrency transactions; Providing on-line non-downloadable computer software for use as a cryptocurrency wallet; Mining of cryptocurrency; Technological consulting in the field of cryptocurrency; Providing technology information in the field of cryptocurrency; Cryptocurrency staking services in the nature of providing online non-downloadable computer software platforms for validating cryptocurrency transaction data on blockchains; Computer programming for others in the field of cryptocurrency; Providing user authentication services using blockchain-based software technology for cryptocurrency transactions; Providing on-line non-downloadable software for generating cryptographic keys for receiving and spending cryptocurrency; User authentication services using blockchain technology for online software applications and zero knowledge proof state machines being software for verifying the correct execution of transactions; Providing user authentication services using single sign-on technology for blockchain software applications.