H04M 2017/25

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

Official title: {using a code}

H04M2017/25 (Prepayment of wireline communication systems, wireless communication systems or telephone systems: using) appears on 43 US grants and 46 published applications in this corpus.

Search patents in H04M
Granted patents
43
Published applications
46
Assignees
24
Inventors
41
Latest grant
17 Nov 2020

Filings by year

H04M 2017/25: granted patents and published applications per publication year
YearGranted patentsPublished applications
199810
199910
200000
200132
200212
200312
200415
200523
200614
200755
200842
200922
201027
201122
201212
201301
201421
201500
201622
201720
201820
201924
202060

By publication year. Applications have been published since 2001.

Subgroups

Granted patents

Recent patents

Most cited

By later US patents