9 (Based on Use in Commerce) Barcode scanners; Card readers for magnetically encoded cards; Computer software and hardware for creating badges; registering attendees at tradeshows, meetings and events; collecting and analyzing attendance data; collecting and dispensing attendee information.; Electronic devices for locating and tracking attendees at tradeshows, meetings and events using radio frequency identification (RFID); Radio frequency identification (RFID) credentials, namely, cards and tags, and readers for radio frequency identification credentials; Radio-frequency identification (RFID) readers(Based on 44(d) Priority Application) Barcode scanners; Card readers for magnetically encoded cards; Computer software and hardware for creating badges; registering attendees at tradeshows, meetings and events; collecting and analyzing attendance data; collecting and dispensing attendee information.; Electronic devices for locating and tracking attendees at tradeshows, meetings and events using radio frequency identification (RFID); Radio frequency identification (RFID) credentials, namely, cards and tags, and readers for radio frequency identification credentials; Radio-frequency identification (RFID) readers