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. 28, 1992
Filed:
Feb. 26, 1990
Teruhiko Matsuo, Nobeoka, JP;
Hiroyuki Makino, Nobeoka, JP;
Asahi Kasei Kogyo Kabushiki Kaisha, Osaka, JP;
Abstract
Fine polyethylene terephthalate fiber having a monofilament denier of not more than about 4 deniers is spun at a high spinning speed of not less than 7,000 m/min, the polyethylene terephthalate filaments extruded from a spinneret having a plurality of spinning holes being passed through a heating zone provided beneath the spinneret and then being bundled by a bundling guide positioned beneath the point of completion of filament fining, which point exists within or below the heating zone. The obtained fiber has a highly improved dyeability.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile