US PATENT SUBCLASS 205 / 197
.~.~.~ Nonelectrolytic coating is phosphorus- or chromium-containing (e.g., phosphate, chromate, etc.)

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}
191  DF  .~ Forming nonelectrolytic coating after depositing predominantly single metal or alloy electrolytic coating {3}
194  DF  .~.~ Nonelectrolytic coating is predominantly nonmetal {3}
197.~.~.~ Nonelectrolytic coating is phosphorus- or chromium-containing (e.g., phosphate, chromate, etc.)

DEFINITION

Classification: 205/197

Nonelectrolytic coating is phosphorus- or chromium-containing (e.g., phosphate, chromate, etc.):

(under subclass 194) Subject matter wherein the major or predominant constituent of a nonelectrolytic coating is a phosphorus-containing or chromium-containing material.