Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Processes of preparing a desired or intentional composition...
Reexamination Certificate
2007-03-27
2007-03-27
Sanders, Kriellion (Department: 1714)
Synthetic resins or natural rubbers -- part of the class 520 ser
Synthetic resins
Processes of preparing a desired or intentional composition...
C008S401000, C008S566000, C008S573000, C008S576000, C008S606000, C008S611000, C008S636000
Reexamination Certificate
active
10865112
ABSTRACT:
Dyed poly(trimethylene terephthalate) fibers having a lightfastness of 4 or higher after approximately 480 kJ incident UV radiation, and processes for preparing the fibers, are provided. The fibers are useful in automotive applications and other uses wherein UV absorption is likely.
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Chang Jing Chung
Nolan Donald P.
E. I. du Pont de Nemours and Company
Kuller Mark D.
Lerman Bart E.
Sanders Kriellion
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