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:
Sep. 25, 2007
Filed:
Dec. 15, 2005
Mark A. Guidry, New Castle, DE (US);
Steven W. Shuey, Landenberg, PA (US);
William J. Delaney, Bear, DE (US);
Mark A. Guidry, New Castle, DE (US);
Steven W. Shuey, Landenberg, PA (US);
William J. Delaney, Bear, DE (US);
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Abstract
Provided are methods for preparing a compound of Formula I: where the method comprises the steps of: with 1,3,5-benzene-tricarbonyl chloride in the presence of a polar aprotic solvent to form an amide adduct; and subsequently condensing the amide with a proximate anilino group present in the adduct in the presence of a condensing agent to form a compound of Formula I wherein R, R, Ar, m, p, and t are as defined in the specification.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile