H04M 2203/407

Call center operated for multiple customers

H04M2203/407 (Call center operated for multiple customers) appears on 55 US grants and 52 published applications in this corpus.

Search patents in H04M
Granted patents
55
Published applications
52
Assignees
26
Inventors
69
Latest grant
25 Nov 2025

Filings by year

H04M 2203/407: granted patents and published applications per publication year
YearGranted patentsPublished applications
200801
200910
201000
201100
201202
201323
201469
201568
201687
201753
201852
201921
202033
202111
202242
202334
202454
202542

By publication year.

Recent patents

Most cited

By later US patents