IPC Subgroup
B27M 3/34 of cases, trunks, or boxes, of wood or equivalent material which cannot satisfactorily be bent without softening
Introduced: September 1968
Last revised: January 2006
Full Title
Manufacture or reconditioning of specific semi-finished or finished articles > of cases, trunks, or boxes, of wood or equivalent material which cannot satisfactorily be bent without softening
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- Subclass:
- WORKING OF WOOD NOT PROVIDED FOR IN SUBCLASSES; MANUFACTURE OF SPECIFIC WOODEN ARTICLES
Related Keywords
making wooden BOXESmaking wooden CASE(S)making wooden CRATESGLUE in box or bag makingmounting HANDLES on bags or boxesRIVETING in box or bag makingSTAPLING in box or bag makingSTITCHING in box or bag makingmaking wooden TRUNK(S) for travelling
1 direct subcode
Child Classifications
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- B27M 3/36 Machines or devices for attaching blanks together, e.g. for making wire-bound boxes
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