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DIFF Subgroup
B41J 2/385

characterised by selective supply of electric current or selective application of magnetism to a printing or impression-transfer material (B41J2/005 takes precedence)

Introduced: January 1990

Title

Titles differ between systems:

IPC: characterised by selective supply of electric current or selective application of magnetism to a printing or impression-transfer material

CPC: characterised by selective supply of electric current or selective application of magnetism to a printing or impression-transfer material (B41J2/005 takes precedence)

Full Title

Full titles differ between systems:

IPC:

Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed > characterised by selective supply of electric current or selective application of magnetism to a printing or impression-transfer material

CPC:

Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed (mounting, arrangement or disposition of types or dies B41J1/00) > characterised by selective supply of electric current or selective application of magnetism to a printing or impression-transfer material (B41J2/005 takes precedence)

Additional Content IPC

characterised by bringing liquid or particles selectively into contact with a printing material

Of 6 combined children, 5 exist in both systems.

1 codes are CPC-only extensions.

2 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 1990.

Child Classifications

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  • B41J 2/3855 CPC only CPC only
  • B41J 2/42 for heating selectively since 1990 IPC+CPC Available in IPC and CPC
  • B41J 2/425 for removing surface layer selectively from electro-sensitive material, e.g. metal coated paper since 1990 IPC+CPC Available in IPC and CPC
  • B41J 2/43 for magnetic printing since 1990 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class B41,2013–2023, worldwide · Source: EPO PATSTAT

  1. SEIKO EPSON CORPORATION 14,672
  2. CANON 14,153
  3. RICOH COMPANY 8,049
  4. SEIKO EPSON CORPORATION JP 8,044
  5. HEWLETT-PACKARD DEVELOPMENT COMPANY US 7,312
  6. BROTHER INDUSTRIES 6,887
  7. KYOCERA DOCUMENT SOLUTIONS 5,463
  8. CANON JP 5,001
  9. KONICA MINOLTA CORPORATION 4,512
  10. BROTHER INDUSTRIES JP 3,681

Top Applicants (CPC)

Class B41,2013–2023, worldwide · Source: EPO PATSTAT

  1. SEIKO EPSON CORPORATION 8,446
  2. SEIKO EPSON CORPORATION JP 8,438
  3. HEWLETT-PACKARD DEVELOPMENT COMPANY US 7,828
  4. CANON JP 5,419
  5. CANON 4,156
  6. BROTHER INDUSTRIES JP 3,763
  7. BROTHER INDUSTRIES 2,779
  8. RICOH COMPANY JP 2,717
  9. FUJIFILM JP 2,423
  10. RICOH COMPANY 1,739