DIFF Subgroup
C09K 11/75 containing antimony
Introduced: January 1985
Full Title
Luminescent materials, e.g. electroluminescent or chemiluminescent > containing inorganic luminescent materials > containing arsenic, antimony or bismuth > containing antimony
CPC subdivides this area 5x more granularly than IPC with 4 additional codes.
4 codes are CPC-only extensions.
IPC defines codes here since 1985.
Child Classifications
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- C09K 11/76 also containing phosphorus and halogen, e.g. halophosphates since 1985 +1 CPC IPC+CPC Available in IPC and CPC