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:
Apr. 10, 1984
Filed:
Nov. 04, 1982
Applicant:
Inventors:
Birol Kirayoglu, Wilmington, DE (US);
Dimitri P Zafiroglu, Newark, DE (US);
Assignee:
E. I. Du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D04N / ;
U.S. Cl.
CPC ...
428219 ; 28104 ; 28105 ; 428220 ; 428227 ; 428288 ; 428326 ; 428340 ;
Abstract
Improved liquid-barrier properties are provided to spunlaced fabrics of woodpulp and synthetic organic fibers by employing closely spaced jets in a hydraulic entanglement treatment of the fibers. Additional improvement in barrier properties is provided by a finishing step which employs multiple passes under low pressure, closely spaced jets.
Kirayoglu, Birol. (1984). Woodpulp-polyester spunlaced fabrics (U.S. Patent No. 4442161). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4442161
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile