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. 07, 1989
Filed:
Sep. 11, 1987
Applicant:
Inventors:
Paul W Yngve, Wilmington, DE (US);
Peter Artzt, Reutlingen, DE;
Gerhard Egbers, Reutlingen, DE;
Ullrich Stark, Stuttgart, DE;
Heinz Muller, Metzingen-Neuhausen, DE;
Assignee:
E. I. Du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D02G / ;
U.S. Cl.
CPC ...
57238 ;
Abstract
A method for manufacturing a combined yarn, by open end rotor spinning, suitable for use in carpets is disclosed.
Yngve, Paul. (1989). Combined carpet yarns by open end rotor spinning (U.S. Patent No. 4802330). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4802330
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile