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:
Mar. 27, 1984
Filed:
Dec. 17, 1982
Applicant:
Inventor:
Uel D Jennings, Signal Mountain, TN (US);
Assignee:
E. I. Du Pont de Nemours & Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D02G / ;
U.S. Cl.
CPC ...
428397 ; 57250 ; 57253 ; 57908 ; 428370 ; 428372 ; 428374 ;
Abstract
Nylon/polyester bicomponent filaments of dumbbell cross-sectional shape having a jagged interfacial surface, the polyester being an antimony-free copolyester having 5-(sodium sulfo) isophthalate units. The surface of the bicomponent filament being at least 75% of one of the polymeric components.
Jennings, Uel. (1984). Polyester/nylon bicomponent flament (U.S. Patent No. 4439487). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4439487
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile