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PCE
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Search for IPC and CPC classification codes or keywords
DIFF Subgroup
B32B 3/12

characterised by a layer of regularly- arranged cells, e.g. a honeycomb structure

Introduced: September 1968

Title

Titles differ between systems:

IPC: characterised by a layer of regularly-arranged cells whether integral or formed individually or by conjunction of separate strips, e.g. honeycomb structure

CPC: characterised by a layer of regularly- arranged cells, e.g. a honeycomb structure

Full Title

Full titles differ between systems:

IPC:

Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form > characterised by a discontinuous layer, i.e. apertured or formed of separate pieces of material > characterised by a layer of regularly-arranged cells whether integral or formed individually or by conjunction of separate strips, e.g. honeycomb structure

CPC:

Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form > characterised by a discontinuous layer, i.e. formed of separate pieces of material > characterised by a layer of regularly- arranged cells, e.g. a honeycomb structure

No child classifications to compare. This is a leaf node in both IPC and CPC.