Downloadable mobile applications for enabling exchange of personal contact information between users in close proximity to each other; Downloadable mobile applications for use in exchange of personal contact information between users in close proximity to each other and for use in electronic mail and messaging, text messaging, instant messaging and electronic voice messaging
Electrical and Scientific ApparatusElectronic mail and messaging services; Electronic, electric, and digital transmission of voice, data, images, signals, and messages; Instant messaging services; Text messaging services
Telecommunications