US PATENT SUBCLASS 106 / 654
.~.~.~.~ Portland type cement, slag, talc, mica, asbestos, ash, or alum containing

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

*  DD  COATING OR PLASTIC COMPOSITIONS {40}
638  DF  .~ Inorganic settable ingredient containing {30}
645  DF  .~.~ Protein containing (e.g., glue, gelatine, albumin, blood, etc.) {5}
650  DF  .~.~.~ Calcium sulfate containing {2}
654.~.~.~.~ Portland type cement, slag, talc, mica, asbestos, ash, or alum containing

DEFINITION

Classification: 106/654

Portland type cement, slag, talc, mica, asbestos, ash, or alum containing:

(under subclass 650) Subject matter which also includes portland type cement, slag, talc, mica, asbestos, ash, or alum.