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:
Feb. 02, 2021
Filed:
Jul. 07, 2011
Applicant:
Steven W. Smith, Waynesboro, VA (US);
Inventor:
Steven W. Smith, Waynesboro, VA (US);
Assignee:
The LYCRA Company LLC, Wilmington, DE (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D02G 3/32 (2006.01); D01F 8/16 (2006.01); D02G 3/36 (2006.01); D01F 1/10 (2006.01); D01D 5/04 (2006.01); D01D 5/34 (2006.01);
U.S. Cl.
CPC ...
D02G 3/328 (2013.01); D01F 1/10 (2013.01); D01F 8/16 (2013.01); D02G 3/36 (2013.01); D01D 5/04 (2013.01); D01D 5/34 (2013.01); Y10T 428/249921 (2015.04); Y10T 428/2927 (2015.01); Y10T 428/2929 (2015.01);
Abstract
Disclosed herein are spandex fibers having reduced friction. The spandex fibers have a sheath-core cross-section with a lubricating additive is included in the sheath. A fusing additive is optionally included where a coalesced multifilament spandex yarn is desired.