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IPC Subgroup
B27N 3/08

Moulding or pressing

Introduced: January 1985

Last revised: January 2006

Full Title

Manufacture of substantially flat articles, e.g. boards, from particles or fibres > Moulding or pressing

Classification Context

Section:
PERFORMING OPERATIONS; TRANSPORTING
Class:
WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
Subclass:
MANUFACTURE BY DRY PROCESSES OF ARTICLES, WITH OR WITHOUT ORGANIC BINDING AGENTS, MADE FROM PARTICLES OR FIBRES CONSISTING OF WOOD OR OTHER LIGNOCELLULOSIC OR LIKE ORGANIC MATERIAL

Filing statistics

IPC B27N 3/08 belongs to the parent subclass B27N, which recorded 17,739 patent applications worldwide between 2013 and 2023. Annual filings grew from 903 in 2013 to 1,790 in 2023 (+98%), peaking at 2,107 applications in 2018. The most active applicants in class B27 are NANJING FORESTRY UNIVERSITY (960 applications), ROBERT BOSCH (762 applications) and HOMAG (384 applications).

Source: EPO PATSTAT, worldwide filings

7 direct subcodes

Child Classifications

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  • B27N 3/16 Transporting the material from mat moulding stations to presses; Apparatus specially adapted for transporting the material or component parts therefor, e.g. cauls
  • B27N 3/18 Auxiliary operations, e.g. preheating, humidifying, cutting-off
  • B27N 3/24 characterised by using continuously acting presses having endless belts or chains moved within the compression zone
  • B27N 3/26 characterised by using continuously acting presses having a heated press drum and an endless belt to compress the material between belt and drum
  • B27N 3/28 characterised by using extrusion presses

Top Applicants

Top 10 applicants by patent filingsfor class B27, 2013–2023, worldwide · Source: EPO PATSTAT

  1. NANJING FORESTRY UNIVERSITY 960
  2. ROBERT BOSCH DE 762
  3. HOMAG DE 384
  4. HARBIN ARTS AND CRAFTS COMPANY 350
  5. NORTHEAST FORESTRY UNIVERSITY 343
  6. SWISS KRONO TEC CH 304
  7. MAKITA CORPORATION 298
  8. DIEFFENBACHERMASCHINEN- UND ANLAGENBAU DE 296
  9. VAELINGE INNOVATION SE 287
  10. HUSQVARNA SE 282