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:
Aug. 16, 2011
Filed:
Jul. 08, 2008
Applicants:
Keith W. Hutchenson, Lincoln University, PA (US);
Aaron Minter, Wilmington, DE (US);
Gregg Sunshine, Wilmington, DE (US);
Inventors:
Keith W. Hutchenson, Lincoln University, PA (US);
Aaron Minter, Wilmington, DE (US);
Gregg Sunshine, Wilmington, DE (US);
Assignee:
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 63/00 (2006.01); C08G 63/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A gas-phase, continuous process is provided for the manufacture of 2,6-diaminopyridine and related compounds from glutaronitriles, which are used industrially as compounds and as components in the synthesis of a variety of useful materials. The synthesis proceeds by means of a dehydrogenative aromatization process.