DIFF Subgroup
H04W 4/60 Subscription-based services using application servers or record carriers, e.g. SIM application toolkits
Introduced: January 2018
Full Title
Services specially adapted for wireless communication networks; Facilities therefor > Subscription-based services using application servers or record carriers, e.g. SIM application toolkits
No child classifications to compare. This is a leaf node in both IPC and CPC.