US PATENT SUBCLASS 106 / 611
.~.~ Calcium sulfate containing

Current as of: June, 1999
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106 /   HD   COMPOSITIONS: COATING OR PLASTIC

*  DD  COATING OR PLASTIC COMPOSITIONS {40}
600  DF  .~ Alkali metal silicate containing {23}
611.~.~ Calcium sulfate containing

DEFINITION

Classification: 106/611

Calcium sulfate containing:

(under subclass 600) Subject matter containing calcium sulfate, e.g., anhydrite, gypsum, plaster of paris, etc.

SEE OR SEARCH THIS CLASS, SUBCLASS:

772+, for compositions containing calcium sulfate and an inorganic settable ingredient.