US PATENT SUBCLASS 438 / 213
.~.~.~ Common active region

Current as of: June, 1999
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438 /   HD   SEMICONDUCTOR DEVICE MANUFACTURING: PROCESS

142  DF  MAKING FIELD EFFECT DEVICE HAVING PAIR OF ACTIVE REGIONS SEPARATED BY GATE STRUCTURE BY FORMATION OR ALTERATION OF SEMICONDUCTIVE ACTIVE REGIONS {6}
197  DF  .~ Having insulated gate (e.g., IGFET, MISFET, MOSFET, etc.) {24}
199  DF  .~.~ Complementary insulated gate field effect transistors (i.e., CMOS) {11}
213.~.~.~ Common active region

DEFINITION

Classification: 438/213

Common active region:

(under subclass 199) Process for making complementary insulated gate field effect transistors wherein the transistors share a device active region.