Absorbers, e.g. of opaque materials

Introduced: January 2012

Title

Titles differ between systems:

IPC: Absorbers, e.g. opaque materials

CPC: Absorbers, e.g. of opaque materials

Full Title

Full titles differ between systems:

IPC:

Originals for photomechanical production of textured or patterned surfaces, e.g. masks, photo-masks or reticles; Mask blanks or pellicles therefor; Containers specially adapted therefor; Preparation thereof > Absorbers, e.g. opaque materials

CPC:

Originals for photomechanical production of textured or patterned surfaces, e.g., masks, photo-masks, reticles; Mask blanks or pellicles therefor; Containers specially adapted therefor; Preparation thereof > Absorbers, e.g. of opaque materials

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

1 shared codes have differing titles between IPC and CPC.

IPC defines codes here since 2012.

Child Classifications

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G03F 1/56 Organic absorbers, e.g. of photo-resists since 2012 IPC+CPC Available in IPC and CPC
G03F 1/58 having two or more different absorber layers, e.g. stacked multilayer absorbers since 2012 IPC+CPC Available in IPC and CPC