US PATENT SUBCLASS 427 / 167
.~.~.~.~ Silicon compound coating (e.g., quartz, etc.)

Current as of: June, 1999
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427 /   HD   COATING PROCESSES

162  DF  OPTICAL ELEMENT PRODUCED {2}
164  DF  .~ Transparent base {1}
165  DF  .~.~ Glass {3}
166  DF  .~.~.~ Vapor depositing {1}
167.~.~.~.~ Silicon compound coating (e.g., quartz, etc.)

DEFINITION

Classification: 427/167

(under subclass 166) Processes wherein a coating compound containing silicon and at least one other element is deposited.