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. 23, 1979
Filed:
Jul. 14, 1978
Applicant:
Inventors:
Bobby L McConnell, Greensboro, NC (US);
Raymond Thornton, Lake Placid, NY (US);
Louis A Graham, Greensboro, NC (US);
Assignee:
Burlington Industries, Inc., Greensboro, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09B / ;
U.S. Cl.
CPC ...
8 30 ; 8 1 / ; 8 1 / ; 8 39 / ; 8 41 / ; 8 542 ; 8 85 / ; 8172 / ; 8181 ;
Abstract
Carboxy substituted aromatic chromophores are reactively linked to fibers containing alcoholic hydroxyl groups, amino groups or thiol groups, such as cellulosic fibers, with the linkage produced in the presence of a cyanamide compound, such as cyanamide or dicyandiamide.