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CPC Main Group
G12B 17/00

Screening (insulation or other protection of buildings E04B; emergency protection of apparatus in general F16P7/00; in connection with acoustic waves G10K11/00; in connection with nuclear radiation G21F)

Filing statistics

CPC G12B 17/00 belongs to the parent subclass G12B, which recorded 1,947 patent applications worldwide between 2013 and 2023. Annual filings declined from 128 in 2013 to 87 in 2023 (-32%), peaking at 262 applications in 2017. The most active applicants in class G12 are BECTON, DICKINSON & COMPANY (20 applications), LANDIS & GYR (17 applications) and TIANJIN UNIVERSITY (16 applications).

Source: EPO PATSTAT, worldwide filings

4 direct subcodes

Child Classifications

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  • G12B 17/02 from electric or magnetic fields, e.g. radio waves
  • G12B 17/04 from visible, ultraviolet, or infrared light (screening of lighting devices F21V; optical filters G02B5/20)
  • G12B 17/06 from heat (G12B17/04 takes precedence; cooling G12B15/00)
  • G12B 17/08 from influences producing mechanical damage, e.g. caused by blast, by external objects, by person (G12B17/02 - G12B17/06 take precedence)

Top Applicants

Top 10 applicants by patent filingsfor class G12, 2013–2023, worldwide · Source: EPO PATSTAT

  1. BECTON, DICKINSON & COMPANY US 20
  2. LANDIS & GYR CH 17
  3. TIANJIN UNIVERSITY 16
  4. AUDI DE 14
  5. SAMSUNG ELECTRONICS COMPANY KR 13
  6. ARCHI ENTERPRISES CA 12
  7. RITTAL & COMPANY DE 11
  8. SIEMENS DE 11
  9. HEWLETT-PACKARD DEVELOPMENT COMPANY US 10
  10. ROBERT BOSCH DE 10