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DIFF Subgroup
H04W 40/24

Connectivity information management, e.g. connectivity discovery or connectivity update

Introduced: January 2009

Full Title

Communication routing or communication path finding > Connectivity information management, e.g. connectivity discovery or connectivity update

Of 8 combined children, 4 exist in both systems.

4 codes are CPC-only extensions.

IPC defines codes here since 2009.

Child Classifications

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  • H04W 40/242 CPC only CPC only
  • H04W 40/244 CPC only CPC only
  • H04W 40/246 CPC only CPC only
  • H04W 40/248 CPC only CPC only
  • H04W 40/26 for hybrid routing by combining proactive and reactive routing since 2009 IPC+CPC Available in IPC and CPC
  • H04W 40/28 for reactive routing since 2009 IPC+CPC Available in IPC and CPC
  • H04W 40/30 for proactive routing since 2009 IPC+CPC Available in IPC and CPC
  • H04W 40/32 for defining a routing cluster membership since 2009 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class H04,2013–2023, worldwide · Source: EPO PATSTAT

  1. QUALCOMM US 97,396
  2. HUAWEI TECHNOLOGIES COMPANY CN 96,502
  3. SAMSUNG ELECTRONICS COMPANY KR 86,981
  4. TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) SE 55,869
  5. HUAWEI TECHNOLOGIES COMPANY 55,349
  6. LG ELECTRONICS KR 53,649
  7. CANON 33,341
  8. SONY CORPORATION JP 32,761
  9. ZTE CORPORATION CN 32,274
  10. GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORPORATION 28,327

Top Applicants (CPC)

Class H04,2013–2023, worldwide · Source: EPO PATSTAT

  1. HUAWEI TECHNOLOGIES COMPANY CN 101,476
  2. QUALCOMM US 101,139
  3. SAMSUNG ELECTRONICS COMPANY KR 96,655
  4. TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) SE 57,744
  5. LG ELECTRONICS KR 55,253
  6. HUAWEI TECHNOLOGIES COMPANY 54,181
  7. SONY CORPORATION JP 35,309
  8. ZTE CORPORATION CN 32,950
  9. INTEL CORPORATION US 27,533
  10. GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORPORATION CN 27,498