US PATENT SUBCLASS 44 / 253
.~.~.~ With organic or second elemental material

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

Internet Version by PATENTEC © 1999      Terms of Use


44 /   HD   FUEL AND RELATED COMPOSITIONS

250  DF  FLAMELESS OR GLOWLESS {1}
251  DF  .~ Activatable by or containing water {1}
252  DF  .~.~ Free metal-containing {1}
253.~.~.~ With organic or second elemental material

DEFINITION

Classification: 44/253

With organic or second elemental material:

(under subclass 252) Subject matter containing a second metal in uncombined form (which may be alloyed with the first elemental metal), a nonmetal in uncombined form, or an organic compound.

(1) Note. See Glossary in the class definition for the definition of "organic compound".