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. 19, 1991
Filed:
Mar. 13, 1989
Applicant:
Inventors:
George P Speranza, Austin, TX (US);
Jiang-Jen Lin, Houston, TX (US);
James H Templeton, Austin, TX (US);
Wei-Yang Su, Austin, TX (US);
Assignee:
Texaco Chemical Company, White Plains, NY (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
564472 ; 540575 ;
Abstract
Secondary alkyl amine derivatives of ethylenediamine are formed in a one-step reaction when ethylenediamine is substantially simultaneously continuously mixed with a methyl alkyl ketone to form a reaction mixture which is continuously hydrogenated in the presence of a hydrogenation catalyst and hydrogen, the alkyl group containing 1 to 4 carbon atoms.
Quick Actions:
Speranza, George. (1991). Secondary alkyl amine derivatives of ethylenediamine (U.S. Patent No. 5001267). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5001267
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile