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, 1990
Filed:
Dec. 18, 1987
Applicant:
Inventors:
Assignee:
Kuraray Co., Ltd., Kurashiki, JP;
Primary Examiner:
Int. Cl.
CPC ...
D02G / ;
U.S. Cl.
CPC ...
428374 ; 428372 ; 428373 ; 428397 ; 428400 ;
Abstract
Disclosed herein is polyester-based aritifical hair composed of individual filaments having a thickness of 30 to 70 denier, with a deviation of plus and minus 20 denier, and a roughened surface formed such that the average intervals of adjacent pits are 0.1 to 1.5 .mu.m and the density of pits is 5 to 100 pits in a planer distance of 10 .mu.m. The artificial hair looks like natural hair and keeps its hair style and color unchanged when used both indoors and outdoors.
Maeda, Katsura. (1990). Artificial hair and production thereof (U.S. Patent No. 4916013). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4916013
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile