Fabric (woven – knitted – or nonwoven textile or cloth – etc.) – Coated or impregnated woven – knit – or nonwoven fabric which... – Two or more non-extruded coatings or impregnations
Reexamination Certificate
2005-09-07
2008-09-09
Ruddock, Ula C (Department: 1794)
Fabric (woven, knitted, or nonwoven textile or cloth, etc.)
Coated or impregnated woven, knit, or nonwoven fabric which...
Two or more non-extruded coatings or impregnations
C442S131000, C442S132000, C442S164000, C442S180000, C442S327000, C442S417000
Reexamination Certificate
active
07422989
ABSTRACT:
The retention of roofing granules on bituminous roofing products is enhanced by providing an adherent material in the interstices between the exterior surface of the roofing granules and the exposed upper surface of the base sheet.
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Jacobs Gregory F.
Kalkanoglu Husnu M.
Shiao Ming Liang
Certain-Teed Corporation
Paul & Paul
Ruddock Ula C
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