US PATENT SUBCLASS 365 / 174
.~ Semiconductive

Current as of: June, 1999
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365 /   HD   STATIC INFORMATION STORAGE AND RETRIEVAL

129  DF  SYSTEMS USING PARTICULAR ELEMENT {26}
174.~ Semiconductive {11}
175  DF  .~.~> Diodes
176  DF  .~.~> Silicon on sapphire (SOS)
177  DF  .~.~> Bioplar and FET
178  DF  .~.~> Ion implantation
179  DF  .~.~> Plural emitter or collector
180  DF  .~.~> Four layer devices
181  DF  .~.~> Complementary conductivity
182  DF  .~.~> Insulated gate devices {2}
186  DF  .~.~> Single device per bit
187  DF  .~.~> Three devices per bit
188  DF  .~.~> Four or more devices per bit

DEFINITION

Classification: 365/174

Semiconductive:

(under subclass 129) Subject matter in which information is stored and retrieved from a semiconductive material.

SEE OR SEARCH THIS CLASS, SUBCLASS:

72, for transistor or diode interconnection arrangement.

SEE OR SEARCH CLASS

257, Active Solid-State Devices (e.g., Transistors, Solid-State Diodes), appropriate subclasses for active semiconductive material devices, per se.

327, Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems, appropriate subclasses for miscellaneous nonlinear circuits utilizing semiconducting devices.

438, Semiconductor Device Manufacturing: Process, for methods of making semiconductor memory devices; see the search notes therein.