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. 09, 1996
Filed:
Aug. 05, 1994
Applicant:
Inventors:
Timothy L Faley, Midland, MI (US);
Michael E Mills, Midland, MI (US);
Yoshihiko Teramoto, Ohtsu, JP;
Douglas E Turek, Midland, MI (US);
Kazuyuki Yabuki, Ohtsu, JP;
Assignee:
The Dow Chemical Company, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01D / ; D01F / ;
U.S. Cl.
CPC ...
264103 ; 264203 ; 2641 / ; 2642102 ; 2642107 ; 2642108 ; 26421112 ; 26421114 ; 26421116 ;
Abstract
In a process for preparing polybenzoxazole or polybenzothiazole filaments by extruding a polybenzoxazole or polybenzothiazole dope, drawing the dope filament across an air gap, and coagulating the dope filament; the number of filament breaks can be reduced by placing a stress isolation device after extruding but before coagulating the filament.
Faley, Timothy. (1996). Method for preparing polybenzoxazole or polybenzothiazole fibers (U.S. Patent No. 5534205). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5534205
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile