US PATENT SUBCLASS 428 / 642
.~.~ Ga-, In-, Tl- or Group VA metal-base component


Current as of: June, 1999
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428 /   HD   STOCK MATERIAL OR MISCELLANEOUS ARTICLES

544  DF  ALL METAL OR WITH ADJACENT METALS {31}
615  DF  .~ Composite; i.e., plural, adjacent, spatially distinct metal components (e.g., layers, joint, etc.) {15}
642.~.~ Ga-, In-, Tl- or Group VA metal-base component


DEFINITION

Classification: 428/642

(under subclass 615) Subject matter in which a component comprises 40 percent or more of arsenic, antimony, bismuth, gallium, indium or thallium, or a combination of these metals.