Stock material or miscellaneous articles – Coated or structually defined flake – particle – cell – strand,... – Rod – strand – filament or fiber
Reexamination Certificate
2005-12-27
2005-12-27
Acquah, Samuel A. (Department: 1711)
Stock material or miscellaneous articles
Coated or structually defined flake, particle, cell, strand,...
Rod, strand, filament or fiber
C428S221000, C428S365000, C528S301000, C528S302000, C528S310000, C528S335000, C528S422000, C528S298000, C528S308600, C525S420000, C525S425000
Reexamination Certificate
active
06979492
ABSTRACT:
A poly(trimethylene-ethylene ether) amide comprises a soft segment from poly(trimethylene-ethylene ether) glycol and a polyamide hard segment, preferably joined by ester linkages. The poly(trimethylene-ethylene ether) ester amides in accordance with the invention are particularly useful as shaped articles. The shaped articles are, preferably, prepared from fibers, fabrics or films.
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International Search Report, date of mailing: Dec. 29, 2003.
Acquah Samuel A.
E. I. Du Pont de Nemours and Company
Kuller Mark D.
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