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:
Jun. 19, 2001
Filed:
Aug. 05, 1999
Applicant:
Inventors:
Joshua Benin, Newark, DE (US);
Gary L. Caldwell, Ashville, NC (US);
George W. Goldman, West Chester, PA (US);
Charles S. Huffer, Churchville, VA (US);
Gang Jin, Wilmington, DE (US);
James F. McKinney, Waynesboro, VA (US);
William M. Ollinger, Taipei, TW;
Jerzy Spolnicki, Fisherville, VA (US);
David A. Wilson, Waynesboro, VA (US);
Assignee:
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01D 4/02 ; D01D 5/04 ; D01F 6/78 ;
U.S. Cl.
CPC ...
D01D 4/02 ; D01D 5/04 ; D01F 6/78 ;
Abstract
A spinning cell for dry spinning spandex by extruding filaments from a nonuniform array of spinneret capillary groups in a rectangular bar and contacting them with a cross-flow of hot, inert gas is provided.
Benin, Joshua. (2001). Spinning cell and method for dry spinning spandex (U.S. Patent No. 6248273). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6248273
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile