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DIFF Subgroup
B32B 27/06

as the main or only constituent of a layer, next to another layer of a

Introduced: September 1968

Title

Titles differ between systems:

IPC: as the main or only constituent of a layer next to another layer of a specific substance

CPC: as the main or only constituent of a layer, next to another layer of a

Full Title

Full titles differ between systems:

IPC:

Layered products essentially comprising synthetic resin > as the main or only constituent of a layer next to another layer of a specific substance

CPC:

Layered products comprising synthetic resin > as the main or only constituent of a layer, next to another layer of a

Of 3 combined children, 2 exist in both systems.

1 codes are CPC-only extensions.

1 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • B32B 27/065 CPC only CPC only
  • B32B 27/08 of synthetic resin IPC+CPC Available in IPC and CPC
  • B32B 27/10 of paper or cardboard IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class B32,2013–2023, worldwide · Source: EPO PATSTAT

  1. NITTO DENKO CORPORATION JP 4,719
  2. DNP (DAINIPPON PRINTING COMPANY) 3,989
  3. SAINT-GOBAIN GLASS FR 3,695
  4. NITTO DENKO CORPORATION 3,002
  5. DOW GLOBAL TECHNOLOGIES US 2,809
  6. 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 2,679
  7. FUJIFILM JP 2,360
  8. TOPPAN PRINTING COMPANY 2,310
  9. CORNING US 2,168
  10. SEKISUI CHEMICAL COMPANY JP 2,115

Top Applicants (CPC)

Class B32,2013–2023, worldwide · Source: EPO PATSTAT

  1. NITTO DENKO CORPORATION JP 5,666
  2. SAINT-GOBAIN GLASS FR 4,491
  3. 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 3,703
  4. DOW GLOBAL TECHNOLOGIES US 3,403
  5. NITTO DENKO CORPORATION 3,009
  6. FUJIFILM JP 2,629
  7. CORNING US 2,623
  8. LG CHEM KR 2,576
  9. SEKISUI CHEMICAL COMPANY JP 2,482
  10. TORAY INDUSTRIES JP 2,189