B27D 1/06 Manufacture of central layers; Form of central layers
Introduced: September 1968
Last revised: January 2006
Full Title
Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring > to produce plywood or articles made therefrom; Plywood sheets > Manufacture of central layers; Form of central layers
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- Subclass:
- WORKING VENEER OR PLYWOOD
Filing statistics
IPC B27D 1/06 belongs to the parent subclass B27D, which recorded 19,260 patent applications worldwide between 2013 and 2023. Annual filings grew from 859 in 2013 to 1,907 in 2023 (+122%), peaking at 2,723 applications in 2020. 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
Top Applicants
Top 10 applicants by patent filingsfor class B27, 2013–2023, worldwide · Source: EPO PATSTAT
- NANJING FORESTRY UNIVERSITY 960
- ROBERT BOSCH DE 762
- HOMAG DE 384
- HARBIN ARTS AND CRAFTS COMPANY 350
- NORTHEAST FORESTRY UNIVERSITY 343
- SWISS KRONO TEC CH 304
- MAKITA CORPORATION 298
- DIEFFENBACHERMASCHINEN- UND ANLAGENBAU DE 296
- VAELINGE INNOVATION SE 287
- HUSQVARNA SE 282