The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 15, 2003
Filed:
Sep. 28, 2001
Applicant:
Inventors:
Garret D. Figuly, Wilmington, DE (US);
Anthony J. Soroka, Hixson, TN (US);
Marc B. Goldfinger, West Chester, PA (US);
Rakesh H. Mehta, Hockessin, DE (US);
H. Vaughn Samuelson, Chadds Ford, PA (US);
Gregory P. Weeks, Hockessin, DE (US);
Assignee:
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01F 8/00 ; D01F 8/12 ; D01D 5/08 ; D01D 5/088 ;
U.S. Cl.
CPC ...
D01F 8/00 ; D01F 8/12 ; D01D 5/08 ; D01D 5/088 ;
Abstract
A stretchable synthetic polymer fiber comprising an axial core formed from an elastomeric polymer, and two or more wings attached to the core and formed from a non-elastomeric polymer, wherein preferably at least one of the wings is mechanically locked with the axial core. The fibers can be used to form garments, such as hosiery. A spinneret pack for producing such fibers is also provided.