G21F - Definition 
Definition statement
This subclass covers:
Shielding characterised by the composition of the material.
Shielding characterised by its physical form, e.g. granules, or shape of the material.
Transportable or portable shielded containers.
Shielded cells or rooms.
Treating radioactively contaminated material; decontamination arrangements therefore.
References relevant to classification in this subclass
This subclass does not cover:
Use of cosmetics or similar toilet preparations already classified as such in A61K 8/00 when brought into direct contact with the skin (i.e. topical preparations) for affording protection against X-rays or other harmful rays | A61Q 17/04 |
Radiation protection in cosmonautical vehicles | B64G 1/54 |
Shielding structurally associated with a reactor | G21C 11/00 |
Vessels, containers or shields associated with X-ray tubes | H01J 35/16 |
X-ray producing apparatus involving X-ray tubes; constructional details thereof; control thereof; circuits therefor | H05G 1/00, H05G 1/02, H05G 1/30 |
Apparatus or processes for producing X-rays, not involving X-ray tubes, e.g. involving generation of a plasma | H05G 2/00 |
Apparatus for radiation diagnosis, e.g. combined with radiation therapy equipment; application or adaptation of safety means therefor | A61B 6/10 |
Applying radioactive material to the body; shielding of fluid reservoirs therefor, e.g. syringe shielding | A61M 36/08 |
Informative references
Attention is drawn to the following places, which may be of interest for search:
Applying radioactive material to, or placing it within, the body | A61M 36/00 |
Safety devices combined with or specially adapted for manipulators | B25J 19/00 |
X-ray technique in general | H05G |