US PATENT SUBCLASS 369 / 145
.~.~.~ Semiconductive

Current as of: June, 1999
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369 /   HD   DYNAMIC INFORMATION STORAGE OR RETRIEVAL

99  DF  SPECIFIC DETAIL OF INFORMATION HANDLING PORTION OF SYSTEM {4}
127  DF  .~ Mechanical modification or sensing of storage medium {6}
135  DF  .~.~ Specified structure of electrical transducing assembly {11}
145.~.~.~ Semiconductive

DEFINITION

Classification: 369/145

Semiconductive:

(under subclass 135) Subject matter including a force responsive element having an electrical conductivity intermediate that of a conductor and of an insulator.

(1) Note. The element may have a potential barrier layer therein.

SEE OR SEARCH THIS CLASS, SUBCLASS:

128, for such subject matter with additional information processing circuitry.

144, for piezoelectric semiconductive transducer assemblies.

SEE OR SEARCH CLASS

257, Active Solid-State Devices (e.g., Transistors, Solid-State Diodes), 108, and 414-420 for devices responsive to nonelectrical signals, including pressure.

327, Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems,

509+, for miscellaneous externally effected circuits.