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. 06, 1976
Filed:
Oct. 29, 1971
Applicant:
Inventors:
Ronald George Feasey, Knebworth, EN;
John Brewster Rose, Letchworth, EN;
Assignee:
Imperial Chemical Industries Limited, London, EN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
2606 / ; 2605 / ; 2604 / ; 2602 / ; 260206 ; 260205 ; 260591 ;
Abstract
A method for the preparation of aromatic thiols which comprises reacting a benzenoid compound having at least one halogen atom activated by an inert electron-attracting group with an alkali metal disulphide in stoichiometric proportion of from 1.0 to 2.0 moles per gram atom of activated halogen to be replaced.
Feasey, Ronald. (1976). Process for producing sulfone containing thiophenols (U.S. Patent No. 3949002). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/3949002
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile