H04M 2017/12

Prepayment of wireline communication systems, wireless communication systems or telephone systems: using

Official title: {using calling, telephone credit/debit cards}

H04M2017/12 (Prepayment of wireline communication systems, wireless communication systems or telephone systems: using) appears on 136 US grants and 142 published applications in this corpus.

Search patents in H04M
Granted patents
136
Published applications
142
Assignees
74
Inventors
231
Latest grant
6 Feb 2024

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H04M 2017/12: granted patents and published applications per publication year
YearGranted patentsPublished applications
199410
199500
199600
199700
199810
199920
200000
2001113
20021411
2003820
2004715
2005810
2006118
200764
200859
2009613
201043
201158
201273
2013124
2014311
201543
201623
201742
201822
201945
202031
202122
202231
202300
202411

By publication year. Applications have been published since 2001.

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