US PATENT SUBCLASS 257 / 265
.~.~.~ In integrated circuit

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

213  DF  FIELD EFFECT DEVICE {6}
256  DF  .~ Junction field effect transistor (unipolar transistor) {15}
263  DF  .~.~ Vertical controlled current path {3}
265.~.~.~ In integrated circuit

DEFINITION

Classification: 257/265

In integrated circuit:

(under subclass 263) Subject matter in a single monolithic semiconductor chip with other active and/or passive devices.