H04M 2203/251

Where a voice mode or a visual mode can be used interchangeably

Official title: where a voice mode or a visual mode can be used interchangeably

H04M2203/251 (Where a voice mode or a visual mode can be used interchangeably) appears on 624 US grants and 641 published applications in this corpus.

Search patents in H04M
Granted patents
624
Published applications
641
Assignees
262
Inventors
1,177
Latest grant
18 Aug 2026

Filings by year

H04M 2203/251: granted patents and published applications per publication year
YearGranted patentsPublished applications
199010
199100
199200
199300
199400
199500
199600
199710
199860
199970
200060
200168
20021012
2003815
2004915
2005519
20061424
20071640
2008933
20091034
20101825
20112525
20124927
20135652
20145033
20154737
20164239
20173835
20183720
20192718
20202726
20212240
20222214
20231320
20241916
2025189
202665

By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.

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