US PATENT SUBCLASS 430 / 604
.~.~.~ Heavy metal or compound thereof

Current as of: June, 1999
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430 /   HD   RADIATION IMAGERY CHEMISTRY: PROCESS, COMPOSITION, OR PRODUCT THEREOF

495.1  DF  RADIATION SENSITIVE PRODUCT {7}
564  DF  .~ Silver compound sensitizer containing {18}
599  DF  .~.~ Hypersensitizing or latensifying ingredient containing {5}
604.~.~.~ Heavy metal or compound thereof {1}
605  DF  .~.~.~.~> Noble metal or compound thereof

DEFINITION

Classification: 430/604

Heavy metal or compound thereof:

(under subclass 599) Products wherein the hypersensitizing or latensifying ingredient includes an elemental metal with a density greater than 4 or a compound thereof.