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. 26, 1987
Filed:
Feb. 15, 1985
Applicant:
Inventors:
Sina Ebnesajjad, Martinsville, VA (US);
Eugene G Jones, Martinsville, VA (US);
Assignee:
E. I. Du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D01F / ;
U.S. Cl.
CPC ...
264 78 ; 2642106 ; 2642108 ; 26421114 ;
Abstract
Cospun yarn essentially free of mechanical defects comprising from about 30 to about 70 weight percent of poly(ethylene terepthalate) filaments containing a basic dye sensitizing unit and the remainder of the filaments being copolyamide filaments of hexamethylene adipamide and small amounts of carpoamide.
Quick Actions:
Ebnesajjad, Sina. (1987). Cospinning process (U.S. Patent No. 4668453). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4668453
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile