Coating processes – Particles – flakes – or granules coated or encapsulated – Inorganic base
Reexamination Certificate
2004-04-21
2009-10-27
Speer, Timothy M (Department: 1794)
Coating processes
Particles, flakes, or granules coated or encapsulated
Inorganic base
C427S372200, C427S429000
Reexamination Certificate
active
07608297
ABSTRACT:
This invention falls into the field of ceramic manufactures, in particular tiles and trim pieces made of porcelain stoneware. Titanium dioxide is applied to the glaze and to the layer covering the tiles so that a photocatalytic oxidization action can be produced acting against the polluting and bacterial agents present in the atmosphere.
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Gambarelli Ivana Commendator
Pozzi Giuseppe
Ceramiche Di Siena S.p.a.
Robinson Lauren
Speer Timothy M
Vigil Thomas R
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