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:
Mar. 16, 1976
Filed:
May. 10, 1974
Applicant:
Inventor:
Richard L Doerr, Orange, CT (US);
Assignee:
Olin Corporation, New Haven, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09B / ; D06P / ;
U.S. Cl.
CPC ...
8 34 ; 8 37 ; 8 542 ; 8 76 ; 8 82 ;
Abstract
An improved process for oxidizing vat or sulfur dyes is provided wherein the reduced form of the dye is oxidized by contact with an aqueous oxidizing solution comprising an alkali metal or ammonium vanadate and an oxidant comprising an alkali metal or ammonium bromate or iodate.
Doerr, Richard. (1976). Oxidation of vat and sulfur dyes with vanadate activated bromate or (U.S. Patent No. 3944382). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3944382
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile