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:
May. 01, 1979
Filed:
Jan. 03, 1978
Applicant:
Inventor:
Thomas J Walter, Baton Rouge, LA (US);
Assignee:
Ethyl Corporation, Richmond, VA (US);
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
548306 ; 260454 ; 260578 ; 560159 ;
Abstract
A process for preparing 2-benzimidazole carbamate compounds by condensing an alkyl cyano carbamate with an o-phenylenediamine produced by reacting an ortho-nitro-aniline with thiocyanogen followed by replacement of the cyanide with an alkyl group and then converting the nitro group to the amine.
Walter, Thomas. (1979). Process for the preparation of 2-benzimidazole carbamates (U.S. Patent No. 4152522). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4152522
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile