US PATENT SUBCLASS 106 / 417
.~.~.~.~ Mica containing

Current as of: June, 1999
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106 /   HD   COMPOSITIONS: COATING OR PLASTIC

*  DD  MATERIALS OR INGREDIENTS {7}
400  DF  .~ Pigment, filler, or aggregate compositions, e.g., stone, shale, pebbles, rock, etc. {1}
401  DF  .~.~ Composition contains identified material other than water {25}
415  DF  .~.~.~ Mica, shell, scale, platelet, or lamellate {2}
417.~.~.~.~ Mica containing {1}
418  DF  .~.~.~.~.~> Iron or bismuth compound containing (Fe or Bi)

DEFINITION

Classification: 106/417

Mica containing:

(under subclass 415) Subject matter wherein the composition contains mica.

(1) Note. Mica is generally defined as a group of silicates characterized physically as flat, six-sided monoclinic crystals, all of which contain hydroxy, an aluminum silicate, and an alkali. Included within the term mica are biotite, muscovite, phlogopite, zinnwaldite, isinglass, and muscovy glass.