IPC Subgroup
H04W 4/14 Short messaging services, e.g. short message service [SMS] or unstructured supplementary service data [USSD]
Introduced: January 2009
Full Title
Services specially adapted for wireless communication networks; Facilities therefor > Messaging; Mailboxes; Announcements > Short messaging services, e.g. short message service [SMS] or unstructured supplementary service data [USSD]
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC COMMUNICATION TECHNIQUE
- Subclass:
- WIRELESS COMMUNICATION NETWORKS