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IPC Subgroup
H04Q 1/02

Constructional details

Introduced: September 1968

Last revised: January 2006

Full Title

Details of selecting apparatus or arrangements > Constructional details

Classification Context

Section:
ELECTRICITY
Class:
ELECTRIC COMMUNICATION TECHNIQUE
Subclass:
SELECTING

Filing statistics

IPC H04Q 1/02 belongs to the parent subclass H04Q, which recorded 75,265 patent applications worldwide between 2013 and 2023. Annual filings grew from 4,485 in 2013 to 9,625 in 2023 (+115%), peaking at 10,025 applications in 2021. The most active applicants in class H04 are QUALCOMM (97,396 applications), HUAWEI TECHNOLOGIES COMPANY (96,502 applications) and SAMSUNG ELECTRONICS COMPANY (86,981 applications).

Source: EPO PATSTAT, worldwide filings

7 direct subcodes

Child Classifications

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  • H04Q 1/04 Frames or mounting racks for selector switches; Accessories therefor, e.g. frame cover
  • H04Q 1/06 Cable ducts or mountings specially adapted for exchange installations
  • H04Q 1/08 Frames or mounting racks for relays; Accessories therefor
  • H04Q 1/1 Exchange station construction
  • H04Q 1/12 Arrangements of multiple bars with or without pivotable frames
  • H04Q 1/14 Distribution frames
  • H04Q 1/16 Wiring arrangements for selector switches or relays in frames

Top Applicants

Top 10 applicants by patent filingsfor 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