US PATENT SUBCLASS 428 / 49
.~.~.~ Glass, ceramic, or metal sections (e.g., floor or wall tile, etc.)

Current as of: June, 1999
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428 /   HD   STOCK MATERIAL OR MISCELLANEOUS ARTICLES

44  DF  TWO DIMENSIONALLY SECTIONAL LAYER {4}
47  DF  .~ Next to unitary web or sheet of equal or greater extent {2}
48  DF  .~.~ Continuous two dimensionally sectional layer {2}
49.~.~.~ Glass, ceramic, or metal sections (e.g., floor or wall tile, etc.)

DEFINITION

Classification: 428/49

(under subclass 48) Product wherein the distinct parts are made of (1) free or alloyed metal, (2) glass* or (3) ceramic* material and the product is commonly known as tile.