H04M 2203/40

Related to call centers

Official title: related to call centers

H04M2203/40 (Related to call centers) appears on 1,254 US grants and 1,117 published applications in this corpus.

Search patents in H04M
Granted patents
1,254
Published applications
1,117
Assignees
313
Inventors
1,999
Latest grant
8 Sep 2026

Filings by year

H04M 2203/40: granted patents and published applications per publication year
YearGranted patentsPublished applications
199420
199510
199620
199710
199830
199920
200040
200144
200276
200354
2004410
2005411
2006820
200727
2008612
2009720
20101314
2011119
20122322
20134150
201476100
20158178
20168878
20179671
201811693
201910256
202012777
202194101
20228173
202310467
20246656
20255747
20261631

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

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