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. 23, 1988
Filed:
Dec. 12, 1986
Applicant:
Inventors:
Stanley R Cochran, Midlothian, VA (US);
Hung H Yang, Richmond, VA (US);
Assignee:
E. I. Du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01F / ;
U.S. Cl.
CPC ...
264184 ;
Abstract
Aromatic polyamide filaments of higher strength are obtained by drying air-gap spun filaments under tension while controlling the moisture content of the dried filaments.
Cochran, Stanley. (1988). Yarn drying process (U.S. Patent No. 4726922). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4726922
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile