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IPC Subgroup
F21V 19/06

Fastening incandescent mantles or other incandescent bodies to lamp parts; Suspension devices for incandescent mantles or other incandescent bodies

Introduced: September 1968

Last revised: January 2006

Full Title

Fastening of light sources or lamp holders > Fastening incandescent mantles or other incandescent bodies to lamp parts; Suspension devices for incandescent mantles or other incandescent bodies

Classification Context

Section:
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
Class:
LIGHTING
Subclass:
FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR

Filing statistics

IPC F21V 19/06 belongs to the parent subclass F21V, which recorded 583,204 patent applications worldwide between 2013 and 2023. Annual filings grew from 40,370 in 2013 to 48,808 in 2023 (+21%), peaking at 71,274 applications in 2020. The most active applicants in class F21 are PANASONIC INTELLECTUAL PROPERTY (3,883 applications), VALEO VISION (2,797 applications) and KOITO MANUFACTURING COMPANY (2,531 applications).

Source: EPO PATSTAT, worldwide filings

Related Keywords

fastening incandescent gas MANTLES or supports therefor

Top Applicants

Top 10 applicants by patent filingsfor class F21, 2013–2023, worldwide · Source: EPO PATSTAT

  1. PANASONIC INTELLECTUAL PROPERTY 3,883
  2. VALEO VISION FR 2,797
  3. KOITO MANUFACTURING COMPANY 2,531
  4. OPPLE LIGHTING COMPANY 2,343
  5. SIGNIFY HOLDING NL 2,275
  6. TOSHIBA LIGHTING & TECHNOLOGY CORPORATION 1,982
  7. KOITO MANUFACTURING COMPANY JP 1,766
  8. LG INNOTEK COMPANY KR 1,651
  9. SUZHOU OPPLE LIGHTING COMPANY 1,633
  10. MITSUBISHI ELECTRIC CORPORATION 1,591