US PATENT SUBCLASS 205 / 229
.~.~ Predominantly nonmetal electrolytic coating

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

80  DF  ELECTROLYTIC COATING (PROCESS, COMPOSITION AND METHOD OF PREPARING COMPOSITION) {42}
220  DF  .~ Treating electrolytic or nonelectrolytic coating after it is formed {5}
229.~.~ Predominantly nonmetal electrolytic coating

DEFINITION

Classification: 205/229

Predominantly nonmetal electrolytic coating:

(under subclass 220) Subject matter wherein the major or predominant constituent of the coating is a nonmetal.

SEE OR SEARCH THIS CLASS, SUBCLASS:

203, for subject matter wherein an oxide-containing coating on an aluminum substrate is sealed.