US PATENT SUBCLASS 430 / 568
.~.~.~ Having particle size of 100 millimicrons or less, e.g., Lippmann type, etc.

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}
567  DF  .~.~ Silver compound having specified crystal form, habit, particle size or particle size distribution {1}
568.~.~.~ Having particle size of 100 millimicrons or less, e.g., Lippmann type, etc.

DEFINITION

Classification: 430/568

Having particle size of 100 millimicrons or less, e.g., lippmann type, etc.:

(under subclass 567) Subject matter wherein the silver compound particles have an average grain size of less than 100 mm or process of making the composition.