Fabric (woven – knitted – or nonwoven textile or cloth – etc.) – Woven fabric – Including strand which is stated to have specific attributes
Reexamination Certificate
2006-12-13
2010-11-09
Ruddock, Ula C (Department: 1786)
Fabric (woven, knitted, or nonwoven textile or cloth, etc.)
Woven fabric
Including strand which is stated to have specific attributes
C442S414000, C428S359000, C428S364000, C428S920000, C428S921000
Reexamination Certificate
active
07829483
ABSTRACT:
The invention concerns a fabric useful in apparel and garments comprising an intimate blend of staple fibers, the blend of fibers comprising 55 to 95 parts by weight of a polypyridobisimidazole fiber having an inherent viscosity of greater than 20 dl/g and a tensile modulus of greater than 120 GPa (820 gpd); and 5 to 45 parts by weight of a flexible fiber having a tensile modulus of less than 10 GPa (70 gpd).
Lovasic Susan L.
Young Richard
Zhu Reiyao
E. I. du Pont de Nemours and Company
Ruddock Ula C
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