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DIFF Main Group
B32B 27/00

Layered products comprising synthetic resin

Introduced: September 1968

Title

Titles differ between systems:

IPC: Layered products essentially comprising synthetic resin

CPC: Layered products comprising synthetic resin

Full Title

Full titles differ between systems:

IPC:

Layered products essentially comprising synthetic resin

CPC:

Layered products comprising synthetic resin

IPC and CPC are identically structured here. All 15 subcodes exist in both systems.

3 shared codes have differing titles between IPC and CPC.

Child Classifications

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  • B32B 27/02 in the form of fibres or filaments IPC+CPC Available in IPC and CPC
  • B32B 27/04 as impregnant, bonding, or embedding substance IPC+CPC Available in IPC and CPC
  • B32B 27/12 next to a fibrous or filamentary layer IPC+CPC Available in IPC and CPC
  • B32B 27/14 next to a particulate layer IPC+CPC Available in IPC and CPC
  • B32B 27/16 specially treated, e.g. irradiated IPC+CPC Available in IPC and CPC
  • B32B 27/34 comprising polyamides IPC+CPC Available in IPC and CPC
  • B32B 27/38 comprising epoxy resins IPC+CPC Available in IPC and CPC
  • B32B 27/40 comprising polyurethanes IPC+CPC Available in IPC and CPC
  • B32B 27/42 comprising condensation resins of aldehydes, e.g. with phenols, ureas or melamines 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