US PATENT SUBCLASS 216 / 31
.~ Treating glass (e.g., mirror, etc.)

Current as of: June, 1999
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216 /   HD   ETCHING A SUBSTRATE: PROCESSES

28  DF  FORMING OR TREATING AN ORNAMENTED ARTICLE {4}
31.~ Treating glass (e.g., mirror, etc.)

DEFINITION

Classification: 216/31

Treating glass (e.g., mirror, etc.):

(under subclass 28) Process wherein glass is treated to produce a decorative effect thereon, e.g., mirror, etc.

SEE OR SEARCH THIS CLASS, SUBCLASS:

80, for etching of a silicon containing glass by a gas phase etchant.

97, for etching of glass by nonliquid phase etchant.

99, for etching of a silicon containing substrate by a nonliquid phase etchant.

SEE OR SEARCH CLASS

65, Glass Manufacturing,

31, for etching or leaching of glass preform in combination with a glass manufacturing step.