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. 27, 1993
Filed:
Feb. 07, 1991
Applicant:
Inventors:
Robert H Tieckelmann, Trenton, NJ (US);
Lisa M Kurschner, Hamilton Square, NJ (US);
Assignee:
FMC Corporation, Philadelphia, PA (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
D06L / ;
U.S. Cl.
CPC ...
8111 ; 8101 ; 8102 ;
Abstract
A process is provided in which manganese dioxide stains in denim fabric which has been partially decolorized with potassium permanganate are neutralized or removed by an aqueous solution of peracetic acid containing at least 1 part by weight acetic acid and 1.5 parts by weight hydrogen peroxide per part by weight peracetic acid.
Tieckelmann, Robert. (1993). Process to remove manganese dioxide from wet process denim fibers by (U.S. Patent No. 5205835). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5205835
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile