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. 16, 2013
Filed:
Dec. 03, 2009
Applicants:
Kyung-ho Park, Wilmington, DE (US);
Nora Sabina Radu, Landenberg, PA (US);
Inventors:
Kyung-Ho Park, Wilmington, DE (US);
Nora Sabina Radu, Landenberg, PA (US);
Assignee:
E I du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/54 (2006.01);
U.S. Cl.
CPC ...
Abstract
Disclosed are Binaphthyl-Arylamine Polymers having Formula I: In the Formula: Aris an arylene; Aris an aryl group; Aris an arylene; Binap is a binaphthyl moiety; M is a conjugated moiety; and x, y and z are mole fractions such that x+y+z=1.0, with the proviso that x and y are not zero.