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.

Date of Patent:
Jul. 15, 1986

Filed:

May. 12, 1983
Applicant:
Inventors:

James E Bromley, Pensacola, FL (US);

John M Chamberlin, Pensacola, FL (US);

Jing-peir Yu, Pensacola, FL (US);

Assignee:

Monsanto Company, St. Louis, MO (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D02G / ;
U.S. Cl.
CPC ...
428399 ; 428400 ;
Abstract

A polyester yarn having filaments with aperiodic varying shrinkage levels along their lengths, the filaments having within-filament and between-filament shrinkage C.V.'s of at least 10%. The yarn may be made by conventional melt spinning within a critical narrow range of spinning speeds wherein yarn shrinkage decreases rapidly with spinning speed. A greige fabric incorporating the yarn as filling is textured by shrinking the unrestrained fabric, then heating the fabric sufficiently to cause the yarn to elongate.


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Bromley, James. (1986). Polyester yarn, self-texturing in fabric form (U.S. Patent No. 4600644). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4600644

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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