US PATENT SUBCLASS 257 / 529
.~.~ Including programmable passive component (e.g., fuse)

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

499  DF  INTEGRATED CIRCUIT STRUCTURE WITH ELECTRICALLY ISOLATED COMPONENTS {9}
528  DF  .~ Passive components in ICs {4}
529.~.~ Including programmable passive component (e.g., fuse) {1}
530  DF  .~.~.~> Anti-fuse

DEFINITION

Classification: 257/529

Including programmable passive component (e.g., fuse):

(under subclass 528) Subject matter wherein a passive component is programmable, i.e., may be permanently altered (e.g., a fuse - a protective device designed to open a circuit in response to an excessive current).

SEE OR SEARCH CLASS

438, Semiconductor Device Manufacturing: Process, particularly

467, 600, and 601 for methods of forming or modifying electrically alterable structures for selectively interconnecting electrical devices on a semiconductor substrate.