US PATENT SUBCLASS 106 / 736
.~.~.~ Sulfur containing (e.g., alum, etc.)
Current as of:
June, 1999
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106 /
HD
COMPOSITIONS: COATING OR PLASTIC
*
DD
COATING OR PLASTIC COMPOSITIONS
{40}
638
DF
.~ Inorganic settable ingredient containing {30}
713
DF
.~.~ Portland type cement {13}
736
.~.~.~ Sulfur containing (e.g., alum, etc.)
DEFINITION
Classification: 106/736
Sulfur containing (e.g., alum, etc.):
(under subclass 713) Subject matter including sulfur or a sulfur compound.
