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. 25, 2003
Filed:
Mar. 02, 2001
Applicant:
Inventors:
Samuel Gazit, Givat-Avni, IL;
Ran Rotem, Ramat-Ishay, IL;
Uri Afek, Kiryat Tivon, IL;
Martin Blutstein, Tivon, IL;
Alon Weiser, Netanya, IL;
Assignee:
Nilit Ltd., , IL;
Primary Examiner:
Int. Cl.
CPC ...
D01D 5/08 ; D01F 6/60 ; D02G 3/02 ; D06P 3/82 ;
U.S. Cl.
CPC ...
D01D 5/08 ; D01F 6/60 ; D02G 3/02 ; D06P 3/82 ;
Abstract
A process for the manufacturing of a differentially dyeable yarn includes the steps of: a) producing two polymers having a different concentration of amine end-groups; b) spinning yarns from said two polymers; and c) producing a yarn by intermingling said spun yarns made from said two polymers, in texturing, or draw twisting, or draw winding processes.