USB cables; USB charging ports; Rechargeable batteries; Blank USB flash drives; USB chargers; Chargers for batteries; Cell phone cases; Digital door locks; Electronic lock assemblies; Electronic locks; Biometric fingerprint door locks; Electronic access control systems for interlocking doors; Programmable locking systems, consisting of electronic cylindrical locksets and keypads; Electronic locks incorporating biometric scanners; Electronic locks incorporating biometric iris, fingerprint, voi...