Configurable and interactive telephone terminals with subscriber controlled features modifications

Official title: {Configurable and interactive telephone terminals with subscriber controlled features modifications, e.g. with ADSI capability [Analog Display Services Interface] (systems providing special services or facilities to subscribers H04M3/42; administration or customization of services H04M3/42136; by downloading data to substation equipment H04M3/42178)}

H04M1/2471 (Configurable and interactive telephone terminals with subscriber controlled features modifications) appears on 179 US grants and 130 published applications in this corpus.