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:
May. 23, 1995
Filed:
Jul. 23, 1993
Applicant:
Inventors:
David G Bennie, Rocky Point, NC (US);
Robert J Collins, Wilmington, NC (US);
Hans R Frankfort, Kinston, NC (US);
Stephen B Johnson, Wilmington, NC (US);
Benjamin H Knox, Wilmington, DE (US);
Joe F London, Jr, Greenville, NC (US);
Elmer E Most, Jr, Kinston, NC (US);
Girish A Pai, Newark, DE (US);
Assignee:
E. I. Du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01D / ; D01F / ; D02G / ; D02J / ;
U.S. Cl.
CPC ...
264103 ; 28254 ; 28271 ; 57287 ; 57288 ; 57289 ; 57310 ; 57350 ; 57908 ; 264168 ; 264169 ; 26417713 ; 2642108 ; 26421114 ;
Abstract
Polyester mixed fine filament yarns having excellent mechanical quality and uniformity, and preferably with a balance of good dyeability and shrinkage, are prepared by a simplified direct spin-orientation process by selection of polymer and spinning conditions.