US PATENT SUBCLASS 205 / 200
.~.~.~ Predominantly titanium, vanadium zirconium, niobium, hafnium, or tantalum substrate

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}
198  DF  .~ Forming nonelectrolytic coating after forming nonmetal electrolytic coating {1}
199  DF  .~.~ Electrolytic coating is oxygen-containing (e.g., chromate, silicate, oxide formed by anodizing, etc.) {2}
200.~.~.~ Predominantly titanium, vanadium zirconium, niobium, hafnium, or tantalum substrate

DEFINITION

Classification: 205/200

Predominantly titanium, vanadium, zirconium, niobium, hafnium, or tantalum substrate:

(under subclass 199) Subject matter wherein the major or predominant constituent of the substrate is elemental titanium, vanadium, zirconium, niobium, hafnium, or tantalum.