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:
Jul. 22, 2003
Filed:
Aug. 06, 2001
Applicant:
Inventors:
Klaus-Alexander Rieder, Salem, MA (US);
Neal S. Berke, North Chelmsford, MA (US);
Stephen J. Fyler, Fremont, NH (US);
Michael Macklin, Westford, MA (US);
Assignee:
W. R. Grace & Co.-Conn., Columbia, MD (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01D 1/000 ; D02G 3/22 ;
U.S. Cl.
CPC ...
D01D 1/000 ; D02G 3/22 ;
Abstract
Preferred methods for manufacturing such fibers involve subjecting synthetic polymer fibers to compressive forces sufficient to achieve flattening and surface micro-diastrophism without substantially shredding and abrading the fibers.