H04M 3/42212

Call pickup

Official title: {Call pickup (comprising simultaneous alerting H04M3/46)}

H04M3/42212 (Call pickup) appears on 52 US grants and 52 published applications in this corpus.

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Granted patents
52
Published applications
52
Assignees
49
Inventors
131
Latest grant
3 Sep 2024

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H04M 3/42212: granted patents and published applications per publication year
YearGranted patentsPublished applications
199810
199900
200000
200101
200220
200312
200406
200504
200643
200701
200824
200912
201052
201111
201234
201373
201432
201540
201645
201733
201831
201921
202022
202111
202211
202301
202421
202500
202601

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