US PATENT SUBCLASS 257 / 700
.~.~ Multiple contact layers separated from each other by insulator means and forming part of a package of housing (e.g., plural ceramic layer package)

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}
690  DF  .~ With contact or lead {4}
700.~.~ Multiple contact layers separated from each other by insulator means and forming part of a package of housing (e.g., plural ceramic layer package)

DEFINITION

Classification: 257/700

Multiple contact layers separated from each other by insulator means and forming part of a package or housing (e.g., plural ceramic layer package):

(under subclass 690) Subject matter wherein the housing or package combined with a contact or lead structure is in the form of a multiple layered insulating composite with plural electrical connection layers located between layers of insulator material.