US PATENT SUBCLASS 106 / 405
.~.~.~ Fly ash, coal ash, or bottom ash or derived therefrom

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


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}
405.~.~.~ Fly ash, coal ash, or bottom ash or derived therefrom

DEFINITION

Classification: 106/405

Fly ash, coal ash or bottom ash or derived therefrom:

(under subclass 401) Subject matter wherein the composition contains fly ash, bottom ash or coal ash or contains a material whose source is indicated to be such ash material.