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DIFF Subgroup
E06B 1/62

Tightening or covering joints between the border of openings and the frame (E06B1/34 takes precedence)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Tightening or covering joints between the border of openings and the frame

CPC: Tightening or covering joints between the border of openings and the frame (E06B1/34 takes precedence)

Full Title

Full titles differ between systems:

IPC:

Border constructions of openings in walls, floors, or ceilings; Frames to be rigidly mounted in such openings > Tightening or covering joints between the border of openings and the frame

CPC:

Border constructions of openings in walls, floors, or ceilings; Frames to be rigidly mounted in such openings (E06B5/00 takes precedence; features relating also to inner frames or wing frames, features relating solely to the mounting of inner frames E06B3/00; corner joints or edge joints E06B3/96) > Tightening or covering joints between the border of openings and the frame (E06B1/34 takes precedence)

CPC subdivides this area 2x more granularly than IPC with 4 additional codes.

4 codes are CPC-only extensions.

Note: 4 CPC extensions are marked as secondary classification only.

Child Classifications

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  • E06B 1/64 by loosely-inserted means, e.g. strip, resilient tongue IPC+CPC Available in IPC and CPC
  • E06B 1/66 by labyrinth packings IPC+CPC Available in IPC and CPC
  • E06B 1/68 by profiled external parts IPC+CPC Available in IPC and CPC
  • E06B 2001/622 2nd only CPC only CPC only
  • E06B 2001/624 2nd only CPC only CPC only
  • E06B 2001/626 2nd only CPC only CPC only
  • E06B 2001/628 2nd only CPC only CPC only

Top Applicants

Top Applicants (IPC)

Class E06,2013–2023, worldwide · Source: EPO PATSTAT

  1. SGCC(STATE GRID CORPORATION OF CHINA) 1,398
  2. YKK AP 1,252
  3. LIXIL CORPORATION 1,235
  4. SAINT-GOBAIN GLASS FR 1,133
  5. BUNKA SHUTTER COMPANY 839
  6. HUNTER DOUGLAS US 812
  7. SANKYOTATEYAMA 796
  8. SANWA SHUTTER CORPORATION 699
  9. VKR HOLDING DK 579
  10. VIEW US 557

Top Applicants (CPC)

Class E06,2013–2023, worldwide · Source: EPO PATSTAT

  1. SAINT-GOBAIN GLASS FR 1,388
  2. HUNTER DOUGLAS US 874
  3. VIEW US 763
  4. VKR HOLDING DK 627
  5. GUARDIAN GLASS US 460
  6. PANASONIC INTELLECTUAL PROPERTY JP 426
  7. LG ELECTRONICS KR 406
  8. SOMFY ACTIVITES FR 368
  9. SGCC(STATE GRID CORPORATION OF CHINA) 353
  10. AGC GLASS EUROPE BE 350