US PATENT SUBCLASS 505 / 810
.~ Compound: (Class 423)

Current as of: June, 1999
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505 /   HD   SUPERCONDUCTOR TECHNOLOGY: APPARATUS, MATERIAL, PROCESS

800  DF  MATERIAL, PER SE, PROCESS OF MAKING SAME {4}
810.~ Compound: (Class 423) {1}
811  DF  .~.~> Organic: (Classes 520-570)

DEFINITION

Classification: 505/810

Compound: (Class 423):

(under subclass 800) Subject matter consisting of a substance whose molecules are made up of unlike atoms and whose constituents cannot be separated by physical means.