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:
Oct. 17, 1978
Filed:
Feb. 06, 1976
Applicant:
Inventor:
Gregory C Bockno, Media, PA (US);
Assignee:
Avtex Fibers Inc., Valley Forge, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01F / ; D01D / ;
U.S. Cl.
CPC ...
428369 ; 264168 ; 264198 ; 264193 ; 264194 ; 428373 ; 428374 ; 428376 ; 428397 ;
Abstract
A crimped, high-strength regenerated cellulose yarn of filaments having a broken skin-core cross-sectional structure of which the skin comprises at least about 20 up to about 40% of the cross-sectional area, the peripheral skin surface is substantially smooth and the core section is 'blown-out;' and a method of preparing the yarn from a specified viscose and spinning bath wherein the formed yarn is highly stretched and then crimped in the relaxed state in a plasticizing medium.