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:
Oct. 14, 2003
Filed:
Sep. 14, 2000
Applicant:
Inventor:
Michael E. Bell, Lexington, VA (US);
Assignee:
Burlington Industries, Inc., Greensboro, NC (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D06P 5/02 ; D06P 1/38 ; D06P 3/24 ;
U.S. Cl.
CPC ...
D06P 5/02 ; D06P 1/38 ; D06P 3/24 ;
Abstract
The effects of ultraviolet induced damage to cationic dyeable nylon fibers dyed at a pH of about 2.5 or less with an acid dye, a premetallized acid dye or a reactive dye are arrested or attenuated by applying to the dyed fibers either before of after exposure to ultraviolet light a neutralizing aqueous solution having a pH of about 7.5 or greater and heating the fibers.