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:
Nov. 04, 1997
Filed:
Jan. 26, 1995
Applicant:
Inventors:
Assignee:
Hoechst Aktiengesellschaft, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01F / ; C08B / ; D06P / ; D06P / ;
U.S. Cl.
CPC ...
536 187 ; 536 30 ; 536 31 ; 536 57 ; 536 61 ; 106164 ; 106168 ; 106186 ; 524 35 ; 524106 ;
Abstract
Aminated cellulosic synthetic fibers are produced by adding an amine-substituted cellulose derivative to a viscose or an alkali cellulose and spinning fibers by the viscose spinning process, or by adding said cellulose derivative to a cellulose solution and spinning fibers from said solution.