CPC Main Group
H04W 4/00 Services specially adapted for wireless communication networks; Facilities therefor
Filing statistics
CPC H04W 4/00 belongs to the parent subclass H04W, which recorded 1,157,773 patent applications worldwide between 2013 and 2023. Annual filings grew from 75,315 in 2013 to 102,049 in 2023 (+35%), peaking at 127,222 applications in 2020. The most active applicants in class H04 are HUAWEI TECHNOLOGIES COMPANY (101,476 applications), QUALCOMM (101,139 applications) and SAMSUNG ELECTRONICS COMPANY (96,655 applications).
Source: EPO PATSTAT, worldwide filings
13 direct subcodes
Child Classifications
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- H04W 4/02 Services making use of location information
- H04W 4/06 Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
- H04W 4/12 Messaging; Mailboxes; Announcements
- H04W 4/16 Communication-related supplementary services, e.g. call-transfer or call-hold
- H04W 4/18 Information format or content conversion, e.g. adaptation by the network of the transmitted or received information for the purpose of wireless delivery to users or terminals
- H04W 4/20 Services signaling; Auxiliary data signalling, i.e. transmitting data via a non-traffic channel
- H04W 4/24 Accounting or billing
- H04W 4/30 Services specially adapted for particular environments, situations or purposes
- H04W 4/50 Service provisioning or reconfiguring
- H04W 4/60 Subscription-based services using application servers or record carriers, e.g. SIM application toolkits
- H04W 4/70 Services for machine-to-machine communication [M2M] or machine type communication [MTC]
- H04W 4/80 Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
- H04W 4/90 Services for handling of emergency or hazardous situations, e.g. earthquake and tsunami warning systems [ETWS]
Top Applicants
Top 10 applicants by patent filingsfor class H04, 2013–2023, worldwide · Source: EPO PATSTAT
- HUAWEI TECHNOLOGIES COMPANY CN 101,476
- QUALCOMM US 101,139
- SAMSUNG ELECTRONICS COMPANY KR 96,655
- TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) SE 57,744
- LG ELECTRONICS KR 55,253
- HUAWEI TECHNOLOGIES COMPANY 54,181
- SONY CORPORATION JP 35,309
- ZTE CORPORATION CN 32,950
- INTEL CORPORATION US 27,533
- GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORPORATION CN 27,498