Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
IPC Subclass
B41G

APPARATUS FOR BRONZE PRINTING, LINE PRINTING, OR FOR BORDERING OR EDGING SHEETS OR LIKE ARTICLES; AUXILIARY APPARATUS FOR PERFORATING IN CONJUNCTION WITH PRINTING

Introduced: September 1968

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
Subclass:
APPARATUS FOR BRONZE PRINTING, LINE PRINTING, OR FOR BORDERING OR EDGING SHEETS OR LIKE ARTICLES; AUXILIARY APPARATUS FOR PERFORATING IN CONJUNCTION WITH PRINTING

Description

B41G covers specialized printing apparatus designed for applying metallic finishes, linear decorative elements, and edge treatments to paper and similar substrates. The subclass encompasses bronze printing machines (which deposit metallic powders or foils onto printed surfaces), line printing equipment for creating decorative borders and rules, and apparatus for edging or finishing sheet edges. It also includes auxiliary perforating devices integrated with printing systems to simultaneously punch holes or cut decorative patterns while printing. These technologies were historically significant in commercial printing, bookbinding, and decorative finishing operations.

Related Keywords

apparatus for PRINTING lines or for bordering or edging sheets

4 direct subcodes

Child Classifications

Navigate with arrow keys, Enter to open

  • B41G 3/00 Apparatus for printing lines
  • B41G 5/00 Apparatus for bordering or edging sheets or like articles, e.g. for producing black rims on mourning cards
  • B41G 7/00 Auxiliary perforating apparatus associated with printing devices

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