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:
Apr. 15, 2014
Filed:
Dec. 05, 2011
Applicant:
Reiyao Zhu, Moseley, VA (US);
Inventor:
Reiyao Zhu, Moseley, VA (US);
Assignee:
E I du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D02G 3/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
This invention relates to a flame-resistant spun yarn, woven fabric, and protective garment, comprising a blend of 60 to 85 parts by weight of polyoxadiazole staple fiber and 15 to 40 parts by weight modacrylic staple fiber; based on 100 total parts of the polyoxadiazole staple fiber and modacrylic staple fiber in the yarn. This invention also relates to methods for making the yarn.