DIFF Subgroup
B32B 19/04 next to another layer of a
Introduced: September 1968
Title
Titles differ between systems:
IPC: next to another layer of a specific substance
CPC: next to another layer of a
Full Title
Full titles differ between systems:
IPC:
Layered products essentially comprising natural mineral fibres or particles, e.g. asbestos, mica > next to another layer of a specific substance
CPC:
Layered products comprising natural mineral fibres or particles, e.g. asbestos, mica > next to another layer of a
Of 7 combined children, 0 exist in both systems.
7 codes are CPC-only extensions.
Child Classifications
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