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. 25, 1978
Filed:
Nov. 15, 1976
Applicant:
Inventors:
Harold Roy Penton, Jr, Asheville, NC (US);
Kenneth Boone Wagener, Asheville, NC (US);
Assignee:
Akzona Incorporated, Asheville, NC (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C08G / ;
U.S. Cl.
CPC ...
528289 ;
Abstract
The disperse dyeability and moisture absorbency of a fiber and film forming poly(ethylene phthalate) ester is improved by including a hydantoin alcohol, hydantoin diacid, or a diester as a comonomer in the mixture of a phthalic acid or diester thereof and ethylene glycol to produce a random copolyester. The dyed fibers are useful for making various kinds of fabrics and articles made therefrom.
Penton, Jr, Harold. (1978). Copolyesters of phthalic acids and hydantoins (U.S. Patent No. 4102867). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4102867
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile