Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subgroup
F21V 17/02

with provision for adjustment (F21V17/04 - F21V17/08 take precedence)

Introduced: September 1968

Title

Titles differ between systems:

IPC: with provision for adjustment

CPC: with provision for adjustment (F21V17/04 - F21V17/08 take precedence)

Full Title

Full titles differ between systems:

IPC:

Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages > with provision for adjustment

CPC:

Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages (of light sources or light holders F21V19/00) > with provision for adjustment (F21V17/04 - F21V17/08 take precedence)

No child classifications to compare. This is a leaf node in both IPC and CPC.

Top Applicants

Top Applicants (IPC)

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

Top Applicants (CPC)

Class F21,2013–2023, worldwide · Source: EPO PATSTAT

  1. VALEO VISION FR 2,820
  2. SIGNIFY HOLDING NL 2,374
  3. KOITO MANUFACTURING COMPANY JP 1,890
  4. KOITO MANUFACTURING COMPANY 1,722
  5. LG INNOTEK COMPANY KR 1,624
  6. OSRAM DE 1,507
  7. LG ELECTRONICS KR 1,458
  8. PANASONIC INTELLECTUAL PROPERTY JP 1,433
  9. ZUMTOBEL LIGHTING AT 1,349
  10. PANASONIC INTELLECTUAL PROPERTY 1,275