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:
Dec. 14, 2004
Filed:
Sep. 25, 2003
Applicant:
Inventors:
Engelbert Loecher, Worms, DE;
Helmut Leiner, Blieskastel, DE;
Robert Groten, Sundhofen, FR;
Georges Riboulet, Colmar, FR;
Assignee:
Carl Freudenberg KG, Weinheim, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01F 8/00 ;
U.S. Cl.
CPC ...
D01F 8/00 ;
Abstract
A splittable yarns, fiber or filaments and a method and device for their production. The yarns, fiber or filaments includes at least two elementary filaments of a first polymer A and each second elementary filament is sheathed with a second polymer B.