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:
Dec. 29, 1998
Filed:
Oct. 14, 1997
Applicant:
Inventors:
Takeji Furumai, Nagoya, JP;
Kouzou Imaeda, Susono, JP;
Stephen D Moore, Powhatan, VA (US);
Mikio Ohno, Kounan, JP;
Assignees:
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Du Pont Toray, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01D / ; D01F / ;
U.S. Cl.
CPC ...
264180 ; 264184 ; 26421114 ;
Abstract
A process is disclosed for making para-aramid filaments of especially high strength by extruding a solution of para-aramid through fine capillaries and drying the resulting filaments under high tension.