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:
Jan. 25, 1977
Filed:
Oct. 07, 1975
Applicant:
Inventors:
Karl-Heinz Magosch, Marl, DT;
Jorn Ruter, Marl, DT;
Assignee:
Chemische Werke Huls Aktiengesellschaft, Marl, DT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D06M / ;
U.S. Cl.
CPC ...
81155 ; 8DIG / ; 260 / ;
Abstract
Method for producing pilling-resistant fiber products of polyesters containing 0.05 - 5.0 molar percent, based on the acid component, of dicarboxylic acid groups which contain acetal groups and/or of a diol which contains acetal groups, wherein threads and fibers produced from such polyesters, as well as woven fabrics and knits made therefrom, are treated with aqueous acids.
Magosch, Karl-Heinz. (1977). Process for the preparation of pilling-resistant fiber products from (U.S. Patent No. 4004878). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4004878
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile