Skip to content
PCE
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subgroup
G02B 1/10

Optical coatings produced by application to, or surface treatment of, optical elements (G02B1/08 takes precedence)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Optical coatings produced by application to, or surface treatment of, optical elements

CPC: Optical coatings produced by application to, or surface treatment of, optical elements (G02B1/08 takes precedence)

Full Title

Full titles differ between systems:

IPC:

Optical elements characterised by the material of which they are made; Optical coatings for optical elements > Optical coatings produced by application to, or surface treatment of, optical elements

CPC:

Optical elements characterised by the material of which they are made; Optical coatings for optical elements > Optical coatings produced by application to, or surface treatment of, optical elements (G02B1/08 takes precedence)

IPC and CPC are identically structured here. All 5 subcodes exist in both systems.

1 shared codes have differing titles between IPC and CPC.

Child Classifications

Navigate with arrow keys, Enter to open

  • G02B 1/12 by surface treatment, e.g. by irradiation IPC+CPC Available in IPC and CPC
  • G02B 1/14 Protective coatings, e.g. hard coatings since 2015 IPC+CPC Available in IPC and CPC
  • G02B 1/16 having an anti-static effect, e.g. electrically conducting coatings since 2015 IPC+CPC Available in IPC and CPC
  • G02B 1/18 Coatings for keeping optical surfaces clean, e.g. hydrophobic or photo-catalytic films (G02B1/16 takes precedence) since 2015 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class G02,2013–2023, worldwide · Source: EPO PATSTAT

  1. BOE TECHNOLOGY GROUP COMPANY 13,460
  2. BOE TECHNOLOGY GROUP COMPANY CN 11,745
  3. SAMSUNG DISPLAY KR 10,908
  4. CANON 9,072
  5. FUJIFILM JP 7,957
  6. SAMSUNG ELECTRONICS COMPANY KR 7,805
  7. LG DISPLAY COMPANY KR 6,558
  8. CHINESE ACADEMY OF SCIENCES 5,855
  9. NITTO DENKO CORPORATION JP 5,817
  10. OLYMPUS CORPORATION JP 4,579

Top Applicants (CPC)

Class G02,2013–2023, worldwide · Source: EPO PATSTAT

  1. SAMSUNG DISPLAY KR 14,409
  2. BOE TECHNOLOGY GROUP COMPANY CN 14,236
  3. BOE TECHNOLOGY GROUP COMPANY 11,826
  4. SAMSUNG ELECTRONICS COMPANY KR 10,141
  5. FUJIFILM JP 8,506
  6. LG DISPLAY COMPANY KR 7,558
  7. NITTO DENKO CORPORATION JP 6,306
  8. OLYMPUS CORPORATION JP 5,336
  9. SONY CORPORATION JP 5,097
  10. CANON JP 4,814