Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
IPC Subgroup
B41B 7/18

the matrices being guided by wires, e.g. "typograph" machines

Introduced: September 1968

Last revised: January 2006

Full Title

Kinds or types of apparatus for mechanical composition in which the type is cast or moulded from matrices > operating with separate matrices for individual characters or spaces which are selected and assembled > in which a justified line is composed of matrices and a type line is cast in one piece > the lines of matrices being composed and justified by machine operation, e.g. "linotype", "intertype" machines > the matrices being guided by wires, e.g. "typograph" machines

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
Subclass:
MACHINES OR ACCESSORIES FOR MAKING, SETTING, OR DISTRIBUTING TYPE; TYPE; PHOTOGRAPHIC OR PHOTOELECTRONIC COMPOSING DEVICES

Related Keywords

TYPOGRAPHIC composing and casting machines

Top Applicants

Top 10 applicants by patent filingsfor 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