IPC Main Group
B32B 21/00 Layered products essentially comprising wood, e.g. wood board, veneer, wood particle board
Introduced: September 1968
Last revised: January 2006
Classification Context
- Section:
- PERFORMING OPERATIONS; TRANSPORTING
- Class:
- LAYERED PRODUCTS
- Subclass:
- LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
6 direct subcodes
Child Classifications
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- B32B 21/02 in the form of fibres, chips, or particles
- B32B 21/04 comprising wood as the main or only constituent of a layer, next to another layer of a specific substance
- B32B 21/1 Next to a fibrous or filamentary layer
- B32B 21/12 next to a particulate layer
- B32B 21/13 all layers being exclusively wood
- B32B 21/14 comprising wood board or veneer