US PATENT SUBCLASS 430 / 629
.~.~.~ Sulfur or sulfur compound containing

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}
627  DF  .~.~ Resin or synthetic polymer containing {3}
629.~.~.~ Sulfur or sulfur compound containing

DEFINITION

Classification: 430/629

Sulfur or sulfur compound containing:

(under subclass 627) Subject matter including sulfur or a sulfur compound, other than a sulfur containing natural protein.

SEE OR SEARCH CLASS

516, Colloid Systems and Wetting Agents; Subcombinations Thereof; Processes of Making, Stabilizing, Breaking, or Inhibiting,

98+, for colloid systems of continuous or semicontinuous solid phase with discontinuous liquid phase (gels, pastes, flocs, coagulates) or agents for such systems or making or stabilizing such systems or agents, when generically claimed or when there is no hierarchically superior provision in the USPC for the specifically claimed art.