US PATENT SUBCLASS 205 / 729
.~.~.~ With programmed, cyclic, or time responsive control


Current as of: June, 1999
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205 /   HD   ELECTROLYSIS: PROCESSES, COMPOSITIONS USED THEREIN, AND METHODS OF PREPARING THE COMPOSITIONS

687  DF  ELECTROLYTIC MATERIAL TREATMENT (PRODUCT, PROCESS, AND ELECTROLYTE COMPOSITION) {8}
704  DF  .~ Metal or metal alloy {3}
724  DF  .~.~ Object protection {8}
729.~.~.~ With programmed, cyclic, or time responsive control


DEFINITION

Classification: 205/729

With programmed, cyclic, or time responsive control:

(under subclass 724) Subject matter which involves (a) storing coded instructions or other data which is used to regulate the object protection, (b) repetitively regulating a sequence of process steps, or (c) regulating the object protection according to preset timing sequences (e.g., limiting various process steps to predetermined durations of

time, etc.).

(1) Note. This subclass is not intended to include the use of direct current (DC) pulses which are not clearly repetitive (i.e., with multiple complete cycles) or predetermined.

SEE OR SEARCH THIS CLASS, SUBCLASS:

646+, for electrolytic erosion resulting in a change of workpiece shape or surface configuration with programmed, cyclic, or time responsive control.

725+, for electrolytic protection of objects containing a metal or metal alloy with control responsive to a sensed condition.

728, for electrolytic protection of objects containing a metal or metal alloy involving both control responsive to a sensed voltage and programmed, cyclic, or time responsive control.

744, for electrolytic treatment of water, sewage, or other waste water with programmed, cyclic, or time responsive control.