for dispensing gases, vapours, powders or chemically-reactive substances (F42B12/70 takes precedence)

Introduced: January 1990

Title

Titles differ between systems:

IPC: for dispensing gases, vapours, powders or chemically-reactive substances

CPC: for dispensing gases, vapours, powders or chemically-reactive substances (F42B12/70 takes precedence)

Full Title

Full titles differ between systems:

IPC:

Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material > characterised by the warhead or the intended effect > for dispensing materials; for producing chemical or physical reaction; for signalling > for dispensing gases, vapours, powders or chemically-reactive substances

CPC:

Projectiles, missiles or mines characterised by the warhead, the intended effect, or the material (F42B6/00, F42B10/00, F42B14/00 take precedence; for practice or training F42B8/12, F42B8/28; self-propulsion or guidance aspects F42B15/00) > characterised by the warhead or the intended effect > for dispensing materials; for producing chemical or physical reaction; for signalling > for dispensing gases, vapours, powders or chemically-reactive substances (F42B12/70 takes precedence)

IPC and CPC are identically structured here. All 3 subcodes exist in both systems.

IPC defines codes here since 1990.

Child Classifications

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F42B 12/48 smoke-producing since 1990 IPC+CPC Available in IPC and CPC
F42B 12/50 by dispersion since 1990 IPC+CPC Available in IPC and CPC
F42B 12/54 by implantation, e.g. hypodermic projectiles since 1990 IPC+CPC Available in IPC and CPC