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:
Dec. 14, 1976
Filed:
Nov. 04, 1974
Applicant:
Inventors:
Toshiaki Ogoshi, Funabashi, J;
Yukio Kusumi, Chiba, J;
Assignee:
Lion Fat & Oil Co., Ltd., Tokyo, J;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
260400 ; 2604 / ; 2605 / ; 2605 / ; 2605 / ;
Abstract
A bleaching method for sulfonic acid, which comprises the process of bleaching sulfonic acid by adding (1) 0.5 - 20 parts by weight of primary or secondary aliphatic alcohol having 1 - 12 carbon atoms, (2) 0.5 - 10 parts by weight of a bleaching agent consisting of peroxide and (3) 0.1 - 10 parts by weight of water relative to 100 parts by weight of sulfonic acid.
Ogoshi, Toshiaki. (1976). Bleaching method for sulfonic acid (U.S. Patent No. 3997575). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3997575
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile