US PATENT SUBCLASS 257 / 682
.~ With desiccant, getter, or gas filling

Current as of: June, 1999
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257 /   HD   ACTIVE SOLID-STATE DEVICES (E.G., TRANSISTORS, SOLID-STATE DIODES)

678  DF  HOUSING OR PACKAGE {18}
682.~ With desiccant, getter, or gas filling

DEFINITION

Classification: 257/682

With desiccant, getter, or gas filling:

(under subclass 678) Subject matter including a desiccant (i.e., a material for absorbing moisture); a getter (i.e., a material which absorbs undesirable semiconductor, housing or package contaminants); or wherein a gaseous material fills the housing or package.