H04M 7/0009

Where voice calls remain entirely in the telephone network

Official title: {where voice calls remain entirely in the telephone network}

H04M7/0009 (Where voice calls remain entirely in the telephone network) appears on 98 US grants and 94 published applications in this corpus.

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Granted patents
98
Published applications
94
Assignees
49
Inventors
108
Latest grant
25 Jun 2019

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H04M 7/0009: granted patents and published applications per publication year
YearGranted patentsPublished applications
199910
200030
200164
2002310
200365
200435
2005310
2006510
200752
200846
200943
201088
201174
2012109
201368
201484
201593
201643
201700
201820
201910

By publication year. Applications have been published since 2001.

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